Muscles
|
Common Name*
|
TA Term†
|
Origin*
|
Insertion*
|
Innervation
|
Action
|
abductor m. of great toe
|
m. abductor hallucis
|
medial tubercle of calcaneus, plantar fascia
|
medial site of base of proximal phalanx of great
toe
|
medial plantar
|
abducts, flexes great toe
|
abductor m. of little finger
|
m. abductor digiti minimi manus
|
pisiform bone, tendon of ulnar flexor m. of
wrist
|
medial side of base of proximal phalanx of little
finger
|
ulnar
|
abducts little finger
|
abductor m. of little toe
|
m. abductor digiti minimi pedis
|
medial and lateral tubercle of calcaneus, plantar
fascia
|
lateral side of base of proximal phalanx of little
toe
|
lateral plantar
|
abducts little toe
|
abductor m. of thumb, long
|
m. abductor pollicis longus
|
posterior surfaces of radius and ulna
|
lateral side of bone of first metacarpal bone and
trapezium
|
posterior interosseous
|
abducts, extends thumb
|
abductor m. of thumb, short
|
m. abductor pollicis brevis
|
tubercles of scaphoid and trapezium, flexor retinaculum
of hand
|
lateral side of base of proximal phalanx of
thumb
|
median
|
abducts thumb
|
adductor m., great
|
m. adductor magnus
|
deep part—inferior ramus of pubis, ramus of
ischium; superficial part—ischial tuberosity
|
deep part—linea aspera of femur; superficial
part—adductor tubercle of femur
|
deep part—obturator; superficial part—sciatic
|
deep part—adducts thigh; superficial part—extends
thigh
|
adductor m. of great toe
|
m. adductor hallucis
|
oblique head—long plantar ligament; transverse
head—plantar ligaments
|
lateral side of proximal phalanx of great
toe
|
lateral plantar
|
flexes, adducts great toe
|
adductor m., long
|
m. adductor longus
|
body of pubis
|
linea aspera of femur
|
obturator
|
adducts, rotates, flexes thigh
|
adductor m., short
|
m. adductor brevis
|
body and inferior ramus of pubis
|
upper part of linea aspera of femur
|
obturator
|
adducts, rotates, flexes thigh
|
adductor m., smallest
|
m. adductor minimus
|
a name given to the anterior portion of the great
adductor m.
|
ischium, body, and ramus of pubis
|
obturator, sciatic
|
adducts thigh
|
adductor m. of thumb
|
m. adductor pollicis
|
oblique head—second metacarpal, capitate, and
trapezoid; transverse head—front of third metacarpal
|
medial side of base of proximal phalanx of
thumb
|
ulnar
|
adducts, opposes thumb
|
anconeus m.
|
m. anconeus
|
back of lateral epicondyle of humerus
|
olecranon and posterior surface of ulna
|
radial
|
extends forearm
|
antitragus m.
|
m. antitragicus
|
outer part of antitragus
|
caudate process of helix and anthelix
|
temporal, posterior auricular branches of
facial
|
|
arrector m. of hair
|
m. arrector pili
|
dermis
|
hair follicle
|
sympathetic
|
elevate hairs of skin
|
articular m. of elbow
|
m. articularis cubiti
|
a name applied to a few fibers of the deep surface of
the triceps m. of arm that insert into the posterior ligament and synovial
membrane of the elbow joint
|
|
|
articular m. of knee
|
m. articularis genus
|
front of lower part of femur
|
upper part of capsule of knee joint
|
femoral
|
raises capsule of knee joint
|
aryepiglottic m.
|
pars aryepiglottica musculi arytenoidei
obliqui
|
a name applied to inconstant fibers of oblique arytenoid
m., from apex of arytenoid cartilage to lateral margin of
epiglottis
|
|
|
arytenoid m., oblique
|
m. arytenoideus obliquus
|
muscular process of arytenoid cartilage
|
apex of opposite arytenoid cartilage
|
recurrent laryngeal
|
closes inlet of larynx
|
arytenoid m., transverse
|
m. arytenoideus transversus
|
medial surface of arytenoid cartilage
|
medial surface of opposite arytenoid
cartilage
|
recurrent laryngeal
|
approximates arytenoid cartilage
|
auricular m., anterior
|
m. auricularis anterior
|
superficial temporal fascia
|
cartilage of ear
|
facial
|
draws auricle forward
|
auricular m., oblique
|
m. obliquus auriculae
|
cranial surface of concha
|
cranial surface of auricle above concha
|
posterior auricular, temporal
|
|
auricular m., posterior
|
m. auricularis posterior
|
mastoid process
|
cartilage of ear
|
facial
|
draws auricle backward
|
auricular m., superior
|
m. auricularis superior
|
galea aponeurotica
|
cartilage of ear
|
facial
|
raises auricle
|
biceps m. of arm
|
m. biceps brachii
|
long head—supraglenoid tubercle of scapula; short
head—apex of coracoid process
|
tuberosity of radius, antebrachial fascia,
ulna
|
musculocutaneous
|
flexes, supinates forearm
|
biceps m. of thigh
|
m. biceps femoris
|
long head—ischial tuberosity; short head—linea
aspera of femur
|
head of fibula, lateral condyle of tibia
|
long head—tibial; short head—peroneal,
popliteal
|
flexor, rotates leg laterally, extends thigh
|
brachial m.
|
m. brachialis
|
anterior aspect of humerus
|
coronoid process of ulna
|
musculocutaneous, radial
|
flexes forearm
|
brachioradial m.
|
m. brachioradialis
|
lateral supracondylar ridge of humerus
|
lateral surface of lower end of radius
|
radial
|
flexes forearm
|
bronchoesophageal m.
|
m. bronchooesophageus
|
a name applied to muscle fibers arising from wall of
left bronchus, reinforcing musculature of esophagus
|
|
|
buccinator m.
|
m. buccinator
|
buccinator ridge of mandible, alveolar processes of
maxilla, pterygomandibular ligament
|
orbicular m. of mouth at angle of mouth
|
buccal branch of facial
|
compresses cheek and retracts angle of mouth
|
bulbocavernous m.
|
m. bulbocavernosus, m. bulbospongiosus
|
tendinous center of perineum, median, raphe of
bulb
|
fascia of penis or clitoris
|
pudendal
|
constricts urethra in male, vagina in female
|
canine m. See levator m. of angle of
mouth
|
|
|
|
|
|
ceratocricoid m.
|
m. ceratocricoideus
|
a name applied to muscle fibers from cricoid cartilage
to inferior horn of thyroid cartilage
|
|
|
chin m.
|
m. mentalis
|
incisive fossa of mandible
|
skin of chin
|
facial
|
wrinkles skin of chin
|
chondroglossus m.
|
m. chondroglossus
|
lesser horn and body of hyoid bone
|
substance of tongue
|
hypoglossal
|
depresses, retracts tongue
|
ciliary m.
|
m. ciliaris
|
longitudinal division (Brücke's m's)—junction of
cornea and sclera; circular division (Müller's m.)—sphincter of
ciliary body
|
outer layer of choroid and ciliary processes
|
short ciliary
|
makes lens more convex in visual
accommodation
|
coccygeus m.
|
m. coccygeus
|
ischial spine
|
lateral border of lower part of sacrum,
coccyx
|
third and fourth sacral
|
supports and raises coccyx
|
constrictor m. of pharynx, inferior
|
m. constrictor pharyngis inferior
|
undersurfaces of cricoid and thyroid cartilages
|
median raphe of posterior wall of pharynx
|
glossopharyngeal, pharyngeal plexus, external branch of
superior laryngeal and recurrent laryngeal
|
constricts pharynx
|
constrictor m. of pharynx, middle
|
m. constrictor pharyngis medius
|
horns of hyoid bone, stylohyoid ligament
|
median raphe of posterior wall of pharynx
|
pharyngeal plexus of vagus, glossopharyngeal
|
constricts pharynx
|
constrictor m. of pharynx, superior
|
m. constrictor pharyngis superior
|
pterygoid plate, pterygomandibular raphe, mylohyoid
ridge of mandible, mucous membrane of floor of mouth
|
median raphe of posterior wall of pharynx
|
pharyngeal plexus of vagus
|
constricts pharynx
|
coracobrachial m.
|
m. coracobrachialis
|
coracoid process of scapula
|
medial surface of shaft of humerus
|
musculocutaneous
|
flexes, adducts arm
|
corrugator m., superciliary
|
m. corrugator supercilii
|
medial end of superciliary arch
|
skin of eyebrow
|
facial
|
draws eyebrow downward and medially
|
cremaster m.
|
m. cremaster
|
inferior margin of internal oblique m. of
abdomen
|
pubic tubercle
|
genital branch of genitofemoral
|
elevates testis
|
cricoarytenoid m., lateral
|
m. cricoarytenoideus lateralis
|
lateral surface of cricoid cartilage
|
muscular process of arytenoid cartilage
|
recurrent laryngeal
|
approximates vocal folds
|
cricoarytenoid m., posterior
|
m. cricoarytenoideus posterior
|
back of lamina of cricoid cartilage
|
muscular process of arytenoid cartilage
|
recurrent laryngeal
|
separates vocal folds
|
cricothyroid m.
|
m. cricothyroideus
|
front and side of cricoid cartilage
|
lamina and inferior horn of thyroid
cartilage
|
external branch of superior laryngeal
|
tenses vocal folds
|
deltoid m.
|
m. deltoideus
|
clavicle, acromion, spine of scapula
|
deltoid tuberosity of humerus
|
axillary
|
abducts, flexes, or extends arm
|
depressor m. of angle of mouth
|
m. depressor anguli oris
|
lateral border of mandible
|
angle of mouth
|
facial
|
pulls down angle of mouth
|
depressor m. of lower lip
|
m. depressor labii inferioris
|
anterior surface of lower border of mandible
|
orbicular m. of mouth and skin of lower lip
|
facial
|
depresses lower lip
|
depressor m. of septum of nose
|
m. depressor septi nasi
|
incisive fossa of maxilla
|
ala and septum of nose
|
facial
|
constricts nostril and depresses ala
|
depressor m., superciliary
|
m. depressor supercilii
|
a name applied to a few fibers of orbital part of
orbicular m. of eye that are inserted into the eyebrow, which they
depress
|
|
|
detrusor m. of bladder
|
m. detrusor vesicae
|
bundles of smooth muscle fibers forming the muscular
coat of the urinary bladder, which are arranged in a longitudinal and a
circular layer and on contraction serve to expel urine
|
|
|
detrusor urinae. See detrusor m. of
bladder
|
|
|
|
|
|
diaphragm
|
diaphragma
|
back of xiphoid process, inner surfaces of lower 6
costal cartilages and lower 4 ribs, medial and lateral arcuate ligaments,
bodies of upper lumbar vertebrae
|
central tendon of diaphragm
|
phrenic
|
increases volume of thorax in inspiration
|
digastric m.
|
m. digastricus
|
anterior belly—digastric fossa on lower border of
mandible near symphysis; posterior belly—mastoid notch of temporal
bone
|
intermediate tendon on hyoid bone
|
anterior belly—mylohyoid branch of inferior
alveolar; posterior belly—digastric branch of facial
|
elevates hyoid bone, lowers jaw
|
dilator m. of pupil
|
m. dilatator pupillae
|
a name applied to fibers extending radially from
sphincter of pupil to ciliary margin
|
sympathetic
|
dilates iris
|
epicranial m.
|
m. epicranius
|
a name applied to muscular covering of scalp, including
occipitofrontal and temporoparietal m's and galea aponeurotica
|
|
|
erector m. of spine
|
m. erector spinae
|
a name applied to fibers of the more superficial of deep
muscles of back, originating from sacrum, spines of lumbar and eleventh and
twelfth thoracic vertebrae, and iliac crest, which split and insert as
iliocostal, longissimus, and spinal m's
|
|
|
extensor m. of fingers
|
m. extensor digitorum
|
lateral epicondyle of humerus
|
extensor expansion of 4 medial fingers
|
posterior interosseous
|
extends wrist joint and phalanges
|
extensor m. of great toe, long
|
m. extensor hallucis longus
|
front of fibula, interosseous membrane
|
base of distal phalanx of great toe
|
deep peroneal
|
extends great toe, dorsiflexes ankle joint
|
extensor m. of great toe, short
|
m. extensor hallucis brevis
|
a name applied to portion of short extensor m. of toes
that goes to great toe
|
|
|
extensor m. of index finger
|
m. extensor indicis
|
posterior surface of ulna, interosseous
membrane
|
extensor expansion of index finger
|
posterior interosseous
|
extends index finger
|
extensor m. of little finger
|
m. extensor digiti minimi
|
lateral epicondyle of humerus
|
extensor aponeurosis of little finger
|
deep branch of radial
|
extends little finger
|
extensor m. of thumb, long
|
m. extensor pollicis longus
|
posterior surface of ulna and interosseous
membrane
|
back of distal phalanx of thumb
|
posterior interosseous
|
extends, adducts thumb
|
extensor m. of thumb, short
|
m. extensor pollicis brevis
|
posterior surface of radius
|
back of proximal phalanx of thumb
|
posterior interosseous
|
extends thumb
|
extensor m. of toes, long
|
m. extensor digitorum longus
|
anterior surface of fibula, lateral condyle of tibia,
interosseous membrane
|
extensor expansion of 4 lateral toes
|
deep peroneal
|
extends toes
|
extensor m. of toes, short
|
m. extensor digitorum brevis
|
upper surface of calcaneus
|
extensor tendons of first, second, third, fourth
toes
|
deep peroneal
|
extends toes
|
extensor m. of wrist, radial, long
|
m. extensor carpi radialis longus
|
lateral supracondylar ridge of humerus
|
back of base of second metacarpal bone
|
radial
|
extends, abducts wrist joint
|
extensor m. of wrist, radial short
|
m. extensor carpi radialis brevis
|
lateral epicondyle of humerus
|
back of bases of second and third metacarpal
bones
|
radial or its deep branch
|
extends, abducts wrist joint
|
extensor m. of wrist, ulnar
|
m. extensor carpi ulnaris
|
humeral head—lateral epicondyle of humerus; ulnar
head—posterior border of ulna
|
base of fifth metacarpal bone
|
deep branch of radial
|
extends, abducts wrist joint
|
fibular m. See peroneal m.
|
|
|
|
|
|
flexor m. of fingers, deep
|
m. flexor digitorum profundus
|
shaft of ulna, coronoid process, interosseous
membrane
|
bases of distal phalanges of 4 medial
fingers
|
anterior interosseous, ulnar
|
flexes distal phalanges
|
flexor m. of fingers, superficial
|
m. flexor digitorum superficialis
|
humeroulnar head—medial epicondyle of humerus,
coronoid process of ulna; radial head—anterior border of
radius
|
sides of middle phalanges of 4 medial
fingers
|
median
|
flexes middle phalanges
|
flexor m. of great toe, long
|
m. flexor hallucis longus
|
posterior surface of fibula
|
base of distal phalanx of great toe
|
tibial
|
flexes great toe
|
flexor m. of great toe, short
|
m. flexor hallucis brevis
|
undersurface of cuboid, lateral cuneiform
|
both sides of base of proximal phalanx of great
toe
|
medial plantar
|
flexes great toe
|
flexor m. of little finger, short
|
m. flexor digiti minimi brevis manus
|
hook of hamate bone, transverse carpal
ligament
|
medial side of proximal phalanx of little
finger
|
ulnar
|
flexes little finger
|
flexor m. of little toe, short
|
m. flexor digiti minimi brevis pedis
|
sheath of long peroneal muscle
|
lateral surface of base of proximal phalanx of little
toe
|
lateral plantar
|
flexes little toe
|
flexor m. of thumb, long
|
m. flexor pollicis longus
|
anterior surface of radius, medial epicondyle of
humerus, coronoid process of ulna
|
base of distal phalanx of thumb
|
anterior interosseous
|
flexes thumb
|
flexor m. of thumb, short
|
m. flexor pollicis brevis
|
tubercle of trapezium, flexor retinaculum
|
lateral side of base of proximal phalanx of
thumb
|
median, ulnar
|
flexes, adducts thumb
|
flexor m. of toes, long
|
m. flexor digitorum longus pedis
|
posterior surface of shaft of tibia
|
distal phalanges of 4 lateral toes
|
tibial
|
flexes toes, extends foot
|
flexor m. of toes, short
|
m. flexor digitorum brevis pedis
|
medial tuberosity of calcaneus, plantar
fascia
|
middle phalanges of 4 lateral toes
|
medial plantar
|
flexes toes
|
flexor m. of wrist, radial
|
m. flexor carpi radialis
|
medial epicondyle of humerus
|
bases of second and third metacarpal bones
|
median
|
flexes, abducts wrist joint
|
flexor m. of wrist, ulnar
|
m. flexor carpi ulnaris
|
humeral head—medial epicondyle of humerus; ulnar
head—olecranon and posterior border of ulna
|
pisiform bone, hook of hamate bone, base of fifth
metacarpal bone
|
ulnar
|
flexes, adducts wrist joint
|
gastrocnemius m.
|
m. gastrocnemius
|
medial head—popliteal surface of femur, upper
part of medial condyle, capsule of knee; lateral head—lateral
condyle, capsule of knee
|
aponeurosis unites with tendon of soleus to form
Achilles tendon
|
tibial
|
plantar flexes foot, flexes knee joint
|
gemellus m., inferior
|
m. gemellus inferior
|
tuberosity of ischium
|
internal obturator tendon
|
nerve to quadrate m. of thigh
|
rotates thigh laterally
|
gemellus m., superior
|
m. gemellus superior
|
spine of ischium
|
internal obturator tendon
|
nerve to internal obturator
|
rotates thigh laterally
|
genioglossus m.
|
m. genioglossus
|
superior genial tubercle
|
hyoid bone, undersurface of tongue
|
hypoglossal
|
protrudes, depresses tongue
|
geniohyoid m.
|
m. geniohyoideus
|
inferior genial tubercle
|
body of hyoid bone
|
a branch of first cervical nerve through
hypoglossal
|
draws hyoid bone forward
|
glossopalatine m. See palatoglossus
m.
|
|
|
|
|
|
gluteus maximus m. (gluteal m., greatest)
|
m. gluteus maximus
|
dorsal aspect of ilium, dorsal surfaces of sacrum,
coccyx, sacrotuberous ligament
|
iliotibial tract of fascia lata, gluteal tuberosity of
femur
|
inferior gluteal
|
extends, abducts, rotates thigh laterally
|
gluteus medius m. (gluteal m., middle)
|
m. gluteus medius
|
dorsal aspect of ilium between anterior and posterior
gluteal lines
|
greater trochanter of femur
|
superior gluteal
|
abducts, rotates thigh medially
|
gluteus minimus m. (gluteal m., least)
|
m. gluteus minimus
|
dorsal aspect of ilium between anterior and posterior
gluteal lines
|
greater trochanter of femur
|
superior gluteal
|
abducts, rotates thigh medially
|
gracilis m.
|
m. gracilis
|
body and inferior ramus of pubis
|
medial surface of shaft of tibia
|
obturator
|
adducts thigh, flexes knee joint
|
m. of helix, greater
|
m. helicis major
|
spine of helix
|
anterior border of helix
|
auriculotemporal, posterior auricular
|
tenses skin of acoustic meatus
|
m. of helix, smaller
|
m. helicis minor
|
anterior rim of helix
|
concha
|
temporal, posterior auricular
|
|
hyoglossus m.
|
m. hyoglossus
|
body and greater horn of hyoid bone
|
side of tongue
|
hypoglossal
|
depresses, retracts tongue
|
iliac m.
|
m. iliacus
|
iliac fossa, ala of sacrum
|
greater psoas tendon, lesser trochanter of
femur
|
femoral
|
flexes thigh, trunk on limb
|
iliococcygeus m.
|
m. iliococcygeus
|
a name applied to posterior portion of levator ani m.,
including fibers originating as far forward as obturator canal, and
inserting on side of coccyx and in anococcygeal ligaments
|
|
|
iliocostal m.
|
m. iliocostalis
|
a name applied to lateral division of erector m. of
spine
|
|
|
iliocostal m. of loins
|
m. iliocostalis lumborum
|
iliac crest
|
angles of lower 6 or 7 ribs
|
thoracic and lumbar
|
extends lumbar spine
|
iliocostal m. of neck
|
m. iliocostalis cervicis
|
angles of third, fourth, fifth, and sixth
ribs
|
transverse processes of lower fourth, fifth, and sixth
cervical vertebrae
|
cervical
|
extends cervical spine
|
iliocostal m. of thorax
|
m. iliocostalis thoracis
|
upper borders of angles of 6 lower ribs
|
angles of upper ribs and transverse process of seventh
cervical vertebra
|
thoracic
|
keeps thoracic spine erect
|
iliopsoas m.
|
m. iliopsoas
|
a name applied collectively to iliac and greater psoas
m's
|
|
|
incisive m's of inferior lip
|
musculi incisivi labii inferioris
|
incisive fossae of mandible
|
angle of mouth
|
facial
|
make vestibule of mouth shallow
|
incisive m's of superior lip
|
musculi incisivi labii superioris
|
incisive fossae of maxilla
|
angle of mouth
|
facial
|
make vestibule of mouth shallow
|
infraspinous m.
|
m. infraspinatus
|
infraspinous fossa of scapula
|
greater tubercle of humerus
|
suprascapular
|
rotates arm laterally
|
intercostal m's, external
|
mm. intercostales externi
|
inferior border of rib
|
superior border of rib below
|
intercostal
|
elevate ribs in inspiration
|
intercostal m's, innermost
|
mm. intercostales intimi
|
a name applied to the layer of muscle fibers separated
from the internal intercostal m's by the intercostal nerves and
vessels
|
|
|
intercostal m's, internal
|
mm. intercostales interni
|
inferior border of rib and costal cartilage
|
superior border of rib and costal cartilage
below
|
intercostal
|
act on ribs in expiration
|
interosseous m's of foot, dorsal
|
mm. interossei dorsales pedis
|
sides of adjacent metatarsal bones
|
base of proximal phalanges of second, third, and fourth
toes
|
lateral plantar
|
flex, abduct toes
|
interosseous m's of hand, dorsal
|
mm. interossei dorsales manus
|
each by two heads from adjacent sides of metacarpal
bones
|
extensor tendons of second, third, and fourth
fingers
|
ulnar
|
abduct, flex proximal, extend middle and distal
phalanges
|
interosseous m's, palmar
|
mm. interossei palmares
|
sides of first, second, fourth, and fifth metacarpal
bones
|
extensor tendons of first, second, fourth, and fifth
fingers
|
ulnar
|
adduct, flex proximal, extend middle and distal
phalanges
|
interosseous m's, plantar
|
mm. interossei plantares
|
medial side of third, fourth, and fifth metatarsal
bones
|
medial side of base of proximal phalanges of third,
fourth, and fifth toes
|
lateral plantar
|
flex, abduct toes
|
interspinal m's
|
mm. interspinales
|
a name applied to short bands of muscle fibers extending
on each side between spinous processes of contiguous vertebrae
|
spinal
|
extend vertebral column
|
interspinal m's of loins
|
mm. interspinales lumborum
|
extend between contiguous lumbar vertebrae
|
spinal
|
extend vertebral column
|
interspinal m's of head
|
mm. interspinales cervicis
|
extend between contiguous cervical vertebrae
|
spinal
|
extend vertebral column
|
interspinal m's of thorax
|
mm. interspinales thoracis
|
extend between contiguous thoracic vertebrae
|
spinal
|
extend vertebral column
|
intertransverse m's
|
mm. intertransversarii
|
a name applied to small muscles passing between transverse
processes of adjacent vertebrae
|
spinal
|
bend vertebral column laterally
|
ischiocavernous m.
|
m. ischiocavernosus
|
ramus of ischium
|
crus of penis or clitoris
|
perineal branches of pudendal
|
maintains erection of penis or clitoris
|
latissimus dorsi m.
|
m. latissimus dorsi
|
spines of lower thoracic vertebrae, spines of lumbar and
sacral vertebrae through attachment to thoracolumbar fascia, iliac crest,
lower ribs, inferior angle of scapula
|
floor or intertubercular groove of humerus
|
thoracodorsal
|
adducts, extends, rotates humerus medially
|
levator m. of angle of mouth
|
m. levator anguli oris
|
canine fossa of maxilla
|
orbicular m. of mouth, skin at angle of mouth
|
facial
|
raises angle of mouth
|
levator ani m.
|
m. levator ani
|
a name applied collectively to important muscular
components of pelvic diaphragm, arising mainly from back of body of pubis and
running backward toward coccyx; includes pubococcygeus (levator m. of
prostate in male and pubovaginal in female), puborectal, and iliococcygeus
m's
|
third and fourth sacral
|
helps support pelvic viscera and resist increases in intraabdominal
pressure
|
levator m. of palatine velum
|
m. levator veli palatini
|
apex of pars petrosa of temporal bone and cartilage of
auditory tube
|
aponeurosis of soft palate
|
pharyngeal plexus
|
raises and draws back soft palate
|
levator m. of prostate
|
m. levator prostatae
|
a name applied to part of anterior portion of
pubococcygeus m., which in male is inserted into prostate and tendinous
center of perineum
|
sacral, pudendal
|
supports, compresses prostate, helps control
micturition
|
levator m's of ribs
|
mm. levatores costarum
|
transverse processes of seventh cervical and first 11
thoracic vertebrae
|
medial to angle of rib below
|
intercostal
|
aid elevation of ribs in respiration
|
levator m. of scapula
|
m. levator scapulae
|
transverse processes of 4 upper cervical
vertebrae
|
vertebral border of scapula
|
third and fourth cervical
|
raises scapula
|
levator m. of thyroid gland
|
m. levator glandulae thyroideae
|
isthmus or pyramidal lobule of thyroid gland
|
body of hyoid bone
|
external branch of superior laryngeal
|
|
levator m. of upper eyelid
|
m. levator palpebrae superioris
|
sphenoid bone above optic foramen
|
skin and tarsal plate of upper eyelid
|
oculomotor
|
raises upper eyelid
|
levator m. of upper lip
|
m. levator labii superioris
|
lower margin of orbit
|
musculature of upper lip
|
facial
|
raises upper lip
|
levator m. of upper lip and ala of nose
|
m. levator labii superioris alaeque nasi
|
frontal process of maxilla
|
skin and cartilage of ala of nose, upper lip
|
infraorbital branch of facial
|
raises upper lip, dilates nostril
|
long m. of head
|
m. longus capitis
|
transverse processes of third to sixth cervical
vertebrae
|
basilar portion of occipital bone
|
cervical
|
flexes head
|
long m. of neck
|
m. longus cervicis
|
superior oblique portion—transverse processes of
third to fifth cervical vertebrae; inferior oblique portion—bodies
of first to third thoracic vertebrae; vertical portion—bodies of 3
upper thoracic and 3 lower cervical vertebrae
|
superior oblique portion—tubercle of anterior arch
of atlas; inferior oblique portion—transverse processes of fifth and
sixth cervical vertebrae; vertical portion—bodies of second to
fourth cervical vertebrae
|
anterior cervical
|
flexes, supports cervical vertebrae
|
longissimus m. of head
|
m. longissimus capitis
|
transverse processes of 4 or 5 upper thoracic vertebrae,
articular processes of 3 or 4 lower cervical vertebrae
|
mastoid process of temporal bone
|
cervical
|
draws head backward, rotates head
|
longissimus m. of neck
|
m. longissimus cervicis
|
transverse processes of 4 or 5 upper thoracic
vertebrae
|
transverse processes of second or third to sixth
cervical vertebrae
|
lower cervical and upper thoracic
|
extends cervical vertebrae
|
longissimus m. of thorax
|
m. longissimus thoracis
|
transverse and articular processes of lumbar vertebrae
and thoracolumbar fascia
|
transverse processes of all thoracic vertebrae, 9 or 10
lower ribs
|
lumbar and thoracic
|
extends thoracic vertebrae
|
longitudinal m. of tongue, inferior
|
m. longitudinalis inferior linguae
|
undersurface of tongue at base
|
tip of tongue
|
hypoglossal
|
changes shape of tongue in mastication and
deglutition
|
longitudinal m. of tongue, superior
|
m. longitudinalis superior linguae
|
submucosa and septum of tongue
|
margins of tongue
|
hypoglossal
|
changes shape of tongue in mastication and
deglutition
|
lumbrical m's of foot
|
mm. lumbricales pedis
|
tendons of long flexor m's of toes
|
medial side of base of proximal phalanges of 4 lateral
toes
|
medial and lateral plantar
|
flex metatarsophalangeal joints, extend distal
phalanges
|
lumbrical m's of hand
|
mm. lumbricales manus
|
tendons of deep flexor m's of fingers
|
extensor tendons of 4 lateral fingers
|
median, ulnar
|
flex metacarpophalangeal joints, extend middle and
distal phalanges
|
masseter m.
|
m. masseter
|
superficial part—zygomatic process of maxilla, lower
border of zygomatic arch; deep part—lower border and medial surface
of zygomatic arch
|
superficial part—angle and ramus of mandible; deep
part—upper half of ramus and lateral surface of coronoid process of
mandible
|
masseteric, from mandibular division of
trigeminal
|
raises mandible, closes jaws
|
multifidus m's
|
mm. multifidi
|
sacrum, sacroiliac ligament, mammillary processes of
lumbar, transverse processes of thoracic, and articular processes of
cervical vertebrae
|
spines of contiguous vertebrae above
|
spinal
|
extend, rotate vertebral column
|
mylohyoid m.
|
m. mylohyoideus
|
mylohyoid line of mandible
|
body of hyoid bone, median raphe
|
mylohyoid branch of inferior alveolar
|
elevates hyoid bone, supports floor of mouth
|
nasal m.
|
m. nasalis
|
maxilla
|
alar part—ala of nose; transverse part—by
aponeurotic expansion with fellow of opposite side
|
facial
|
alar part—aids in widening nostril; transverse
part—depresses cartilage of nose
|
oblique m. of abdomen, external
|
m. obliquus externus abdominis
|
lower 8 ribs at costal cartilages
|
crest of ilium, linea alba through rectus
sheath
|
lower thoracic
|
flexes, rotates vertebral column, increases
intra-abdominal pressure, accessory respiratory muscle
|
oblique m. of abdomen, internal
|
m. obliquus internus abdominis
|
thoracolumbar fascia, iliac crest, iliac fascia,
inguinal fascia
|
lower 3 or 4 costal cartilages, linea alba, conjoined
tendon to pubis
|
lower thoracic
|
flexes, rotates vertebral column, increases
intra-abdominal pressure, accessory respiratory muscle
|
oblique m. of eyeball, inferior
|
m. obliquus inferior bulbi
|
orbital surface of maxilla
|
sclera
|
oculomotor
|
abducts, rotates eyeball upward and outward
|
oblique m. of eyeball, superior
|
m. obliquus superior bulbi
|
lesser wing of sphenoid above optic foramen
|
sclera
|
trochlear
|
abducts, rotates eyeball downward and
outward
|
oblique m. of head, inferior
|
m. obliquus capitis inferior
|
spinous process of axis
|
transverse process of atlas
|
spinal
|
rotates atlas and head
|
oblique m. of head, superior
|
m. obliquus capitis superior
|
transverse process of atlas
|
occipital bone
|
spinal
|
extends and moves head laterally
|
obturator m., external
|
m. obturatorius externus
|
pubis, ischium, external surface of obturator
membrane
|
trochanteric fossa of femur
|
obturator
|
rotates thigh laterally
|
obturator m., internal
|
m. obturatorius internus
|
pelvic surface of hip bone and obturator membrane, margin
of obturator foramen
|
greater trochanter of femur
|
fifth lumbar, first and second sacral
|
rotates thigh laterally
|
occipitofrontal m.
|
m. occipitofrontalis
|
frontal belly—galea aponeurotica; occipital
belly—highest nuchal line of occipital bone
|
frontal belly—skin of nose; occipital belly—galea
aponeurotica
|
frontal belly—temporal branch of facial; occipital
belly—posterior auricular branch of facial
|
frontal belly—raises eyebrow; occipital belly—draws
scalp backward
|
omohyoid m.
|
m. omohyoideus
|
superior border of scapula
|
body of hyoid bone
|
upper cervical through ansa cervicalis
|
depresses hyoid bone
|
opposing m. of little finger
|
m. opponens digit minimi manus
|
hook of hamate bone
|
front of fifth metacarpal
|
eight cervical through ulnar
|
abducts, flexes, rotates fifth metacarpal
|
opposing m. of thumb
|
m. opponens pollicis
|
tubercle of trapezium, flexor retinaculum
|
lateral side of first metacarpal
|
sixth and seventh metacarpal through median
|
flexes, opposes thumb
|
orbicular m. of eye
|
m. orbicularis oculi
|
orbital part—medial margin of orbit, including
frontal process of maxilla; palpebral part—medial palpebral
ligament; lacrimal part—posterior lacrimal crest
|
orbital part—near origin after encircling orbit; palpebral
part— orbital tubercle of zygomatic bone; lacrimal part—lateral
palpebral raphe
|
facial
|
closes eyelids, wrinkles forehead, compresses lacrimal
sac
|
orbicular m. of mouth
|
m. orbicularis oris
|
a name applied to complicated sphincter muscle of mouth,
comprising 2 parts: labial part—consisting of fibers restricted to
lip; marginal part—consisting of fibers blending with those of
adjacent muscles
|
facial
|
closes, protrudes lips
|
orbital m.
|
m. orbitalis
|
bridges inferior orbital fissure
|
fascia of inferior orbital fissure
|
sympathetic fibers
|
protrudes eye
|
palatoglossus m.
|
m. palatoglossus
|
undersurface of soft palate
|
side of tongue
|
pharyngeal plexus
|
elevates tongue, constricts fauces
|
palatopharyngeal m.
|
m. palatopharyngeus
|
posterior border of bony palate, palatine,
aponeurosis
|
posterior border of thyroid cartilage, side of pharynx
and esophagus
|
pharyngeal plexus
|
constricts pharynx, aids swallowing
|
palmar m., long
|
m. palmaris longus
|
medial epicondyle of humerus
|
flexor retinaculum, palmar aponeurosis
|
median
|
tenses palmar aponeurosis
|
palmar m., short
|
m. palmaris brevis
|
palmar aponeurosis
|
skin and medial border of hand
|
ulnar
|
assists in deepening hollow of palm
|
papillary m's
|
mm. papillares cordis
|
a name applied to conical muscular projections from
walls of cardiac ventricles, attached to cusps of atrioventricular valves
by chordae tendineae
|
|
steady and strengthen atrioventricular valves and
prevent eversion of their cusps
|
pectinate m's
|
mm. pectinati atrii
|
a name applied to small ridges of muscular fibers
projecting from inner walls of auricles of heart, and extending in right
atrium from auricle to crystal terminalis
|
|
|
pectineal m.
|
m. pectineus
|
pectineal line of pubis
|
pectineal line of femur
|
femoral, obturator
|
flexes, adducts thigh
|
pectoral m., greater
|
m. pectoralis major
|
clavicle, sternum, 6 upper costal cartilages,
aponeurosis of external oblique m. of abdomen
|
crest of greater tubercle of humerus
|
lateral and medial pectoral
|
adducts, flexes, rotates arm medially
|
pectoral m., smaller
|
m. pectoralis minor
|
second, third, fourth, and fifth ribs
|
coracoid process of scapula
|
medial and lateral pectoral
|
draws shoulder forward and downward, raises third,
fourth, and fifth ribs in forced inspiration
|
peroneal m., long
|
m. peroneus longus
|
lateral condyle of tibia, head of fibula, lateral
surface of fibula
|
medial cuneiform, first metatarsal
|
superficial peroneal
|
plantar flexes, everts, abducts foot
|
peroneal m., short
|
m. peroneus brevis
|
lateral surface of fibula
|
tuberosity of fifth metatarsal
|
superficial peroneal
|
everts, abducts, plantar flexes foot
|
peroneal m., third
|
m. peroneus tertius
|
anterior surface of fibula, interosseous
membrane
|
fascia or base of fifth (or fourth)
metatarsal
|
deep peroneal
|
everts, dorsiflexes foot
|
piriform m.
|
m. piriformis
|
ilium, second to fourth sacral vertebrae
|
greater trochanter of femur
|
first and second sacral
|
rotates thigh laterally
|
plantar m.
|
m. plantaris
|
popliteal surface of femur
|
Achilles tendon or back of calcaneus
|
tibial
|
plantar flexes foot, flexes leg
|
platysma
|
platysma
|
a name applied to platelike muscle of originating from
the fascia of cervical region and inserting on mandible and skin around
mouth
|
cervical branch of facial
|
wrinkles skin of neck, depresses jaw
|
pleuroesophageal m.
|
m. pleuroesophageus
|
a name applied to a bundle of smooth muscle fibers,
usually connecting esophagus with left members, usually connecting esophagus
with left mediastinal pleura
|
|
|
popliteal m.
|
m. popliteus
|
lateral condyle of femur, lateral meniscus
|
posterior surface of tibia
|
tibial
|
flexes leg, rotates leg medially
|
procerus m.
|
m. procerus
|
fascia over nasal bones
|
skin of forehead
|
facial
|
draws medial angle of eyebrows down
|
pronator m., quadrate
|
m. pronator quadratus
|
anterior surface and border of distal third or fourth of
shaft of ulna
|
anterior surface and border of distal fourth of shaft of
radius
|
anterior interosseous
|
pronates forearm
|
pronator m., round
|
m. pronator teres
|
humeral head—medial epicondyle of humerus; ulnar
head—coronoid process of ulna
|
lateral surface of radius
|
median
|
pronates and flexes forearm
|
psoas m., greater
|
m. psoas major
|
lumbar vertebrae
|
lesser trochanter of femur
|
second and third lumbar
|
flexes thigh or trunk
|
psoas m., smaller
|
m. psoas minor
|
last thoracic and first lumbar vertebrae
|
arcuate line of hip bone
|
first lumbar
|
assists greater psoas m.
|
pterygoid m., lateral (external)
|
m. pterygoideus lateralis
|
upper head—infratemporal surface of greater wing of
sphenoid, infratemporal crest; lower head—lateral surface of lateral
pterygoid plate
|
neck of mandible, capsule of temporomandibular
joint
|
mandibular
|
protrudes mandible, opens jaws, moves mandible from side
to side
|
pterygoid m., medial (internal)
|
m. pterygoideus medialis
|
medial surface of lateral pterygoid plate, tuber of
maxilla
|
medial surface of ramus and angle of
mandible
|
mandibular
|
closes jaws
|
puboanal m.
|
m. puboanalis
|
a name applied to fibers from the medial portion of the
pubococcygeal m., which decussate and blend with the longitudinal muscle
layer and fascia of the rectum
|
|
|
pubococcygeus m.
|
m. pubococcygeus
|
a name applied to anterior portion of levator ani m.,
originating in front of obturator canal and inserting in anococcygeal
ligament and side of coccyx
|
pudendal
|
helps support pelvic viscera and resist increases in
intra-abdominal pressure
|
puboperineal m.
|
m. puboperinealis
|
a name applied to fibers from the medial portion of the
pubococcygeus m. that insert into the perineal body
|
|
|
puboprostatic m.
|
m. puboprostaticus
|
a name applied to smooth muscle fibers contained within medial
puboprostatic ligament, which pass from prostate anteriorly to
pubis
|
|
|
puborectal m.
|
m. puborectalis
|
a name applied to portion of levator ani m., with a more
lateral origin from pubic bone, and continuous posteriorly with corresponding
muscle of opposite side
|
third and fourth sacral
|
helps support pelvic viscera and resist increases in
intra-abdominal pressure, maintains perineal flexure at anorectal
junction
|
pubovaginal m.
|
m. pubovaginalis
|
a name applied to part of anterior portion of
pubococcygeus m., which is inserted into urethra and vagina
|
sacral and pudendal
|
helps control micturition
|
pubovesical m.
|
m. pubovesicalis
|
a name applied to smooth muscle fibers extending from
neck of urinary bladder to pubis
|
|
|
pyloric sphincter m.
|
m. sphincter pyloricus
|
a thickening of the circular muscle of the stomach
around its opening into the duodenum
|
|
|
pyramidal m.
|
m. pyramidalis
|
body of pubis
|
linea alba
|
last thoracic
|
tenses abdominal wall
|
pyramidal m. of auricle
|
m. pyramidalis auriculae
|
a name applied to inconstant prolongation of fibers of
m. of tragus to spine of helix
|
|
|
quadrate m. of loins
|
m. quadratus lumborum
|
iliac crest, thoracolumbar fascia
|
twelfth rib transverse processes of lumbar
vertebrae
|
first and second lumbar, twelfth thoracic
|
flexes trunk laterally
|
quadrate m. of lower lip. See depressor m. of
lower lip
|
|
|
|
|
|
quadrate m. of sole
|
m. quadratus plantae
|
calcaneus, plantar fascia
|
tendons of long flexor m. of toes
|
lateral plantar
|
aids in flexing toes
|
quadrate m. of thigh
|
m. quadratus femoris
|
tuberosity of ischium
|
intertrochanteric crest and quadrate tubercle of
femur
|
fourth and fifth lumbar, first sacral
|
adducts, rotates thigh laterally
|
quadrate m. of upper lip. See levator m. of upper
lip
|
|
|
|
|
|
quadriceps m. of thigh
|
m. quadriceps femoris
|
a name applied collectively to rectus m. of thigh and
intermediate, lateral, and medial vastus m's, inserting by a common tendon
that surrounds patella and ends on tuberosity of tibia
|
femoral
|
extends leg upon thigh
|
rectococcygeus m.
|
m. rectococcygeus
|
a name applied to smooth muscle fibers originating on
anterior surface of second and third coccygeal vertebrae and inserting on posterior
surface of rectum
|
autonomic
|
retracts, elevates rectum
|
recto-urethral m.
|
m. rectourethralis
|
a name applied to band of smooth muscle fibers in male,
extending from perineal flexure of rectum to membranous part of
urethra
|
|
|
recto-uterine m.
|
m. rectouterinus
|
a name applied to band of fibers in female, running
between cervix uteri and rectum, in rectouterine fold
|
|
|
rectovesical m.
|
m. rectovesicalis
|
a name applied to band of fibers in male, connecting
longitudinal musculature of rectum with external muscular cost of
bladder
|
|
|
rectus m. of abdomen
|
m. rectus abdominis
|
pubic crest and symphysis
|
xiphoid process, fifth, sixth, and seventh costal
cartilages
|
lower thoracic
|
flexes lumbar vertebrae, supports abdomen
|
rectus m. of eyeball, inferior
|
m. rectus inferior bulbi
|
common tendinous ring
|
underside of sclera
|
oculomotor
|
adducts, rotates eyeball downward and
medially
|
rectus m. of eyeball, lateral
|
m. rectus lateralis bulbi
|
common tendinous ring
|
lateral side of sclera
|
abducens
|
abducts eyeball
|
rectus m. eyeball, medial
|
m. rectus medialis bulbi
|
common tendinous ring
|
medial side of sclera
|
oculomotor
|
adducts eyeball
|
rectus m. of eyeball, superior
|
m. rectus superior bulbi
|
common tendinous ring
|
upper side of sclera
|
oculomotor
|
adducts, rotates eyeball upward and medially
|
rectus m. of head, anterior
|
m. rectus capitis anterior
|
lateral mass of atlas
|
basilar part of occipital bone
|
first and second cervical
|
flexes, supports head
|
rectus m. of head, lateral
|
m. rectus capitis lateralis
|
transverse process of atlas
|
jugular process of occipital bone
|
first and second cervical
|
flexes, supports head
|
rectus m. of head, posterior, greater
|
m. rectus capitis posterior major
|
spinous process of axis
|
occipital bone
|
suboccipital, greater occipital
|
extends head
|
rectus m. of head, posterior, smaller
|
m. rectus capitis posterior minor
|
posterior tubercle of atlas
|
occipital bone
|
suboccipital, greater occipital
|
extends head
|
rectus m. of thigh
|
m. rectus femoris
|
anterior inferior iliac spine, rim of
acetabulum
|
base of patella, tuberosity of tibia
|
femoral
|
extends leg, flexes thigh
|
rhomboid m., greater
|
m. rhomboideus major
|
spinous processes of second, third, fourth, and fifth
thoracic vertebrae
|
vertebral margin of scapula
|
dorsal scapular
|
retracts and fixes scapula
|
rhomboid m., smaller
|
m. rhomboideus minor
|
spinous processes of seventh cervical and first thoracic
vertebrae, lower part of nuchal ligament
|
vertebral margin of scapula at root of spine
|
dorsal scapular
|
retracts and fixes scapula
|
risorius m.
|
m. risorius
|
fascia over masseter
|
skin at angle of mouth
|
buccal branch of facial
|
draws angle of mouth laterally
|
rotator m's
|
mm. rotatores
|
a name applied to a series of small muscles deep in groove
between spinous and transverse processes of vertebrae
|
spinal
|
extend and rotate vertebral column toward opposite
side
|
sacrococcygeal m., dorsal (posterior)
|
|
a name applied to muscular slip passing from dorsal
surface of sacrum to coccyx
|
|
|
sacrococcygeal m., ventral (anterior)
|
|
a name applied to musculotendinous slip passing from
lower sacral vertebrae to coccyx
|
|
|
sacrospinal m. See erector m. of
spine
|
|
|
|
|
|
salpingopharyngeal m.
|
m. salpingopharyngeus
|
cartilage of auditory tube
|
posterior part of palatopharyngeus
|
pharyngeal plexus
|
raises pharynx
|
sartorius m.
|
m. sartorius
|
anterior superior iliac spine
|
upper part of medial surface of tibia
|
femoral
|
flexes thigh and leg
|
scalene m., anterior
|
m. scalenus anterior
|
transverse processes of third to sixth cervical
vertebrae
|
scalene tubercle of first rib
|
second to seventh cervical
|
raises first rib, flexes cervical vertebrae
laterally
|
scalene m., middle
|
m. scalenus medius
|
transverse processes of first to seventh cervical
vertebrae
|
upper surface of first rib
|
second to seventh cervical
|
raises first rib, flexes cervical vertebrae
laterally
|
scalene m. of pleura. See scalene m.,
smallest
|
|
|
|
|
|
scalene m., posterior
|
m. scalenus posterior
|
transverse processes of fourth to sixth cervical
vertebrae
|
second rib
|
second to seventh cervical
|
raises first and second ribs, flexes cervical vertebrae
laterally
|
scalene m., smallest
|
m. scalenus minimus
|
a name applied to muscular band occasionally found between
anterior and middle scalene m's
|
|
|
semimembranous m.
|
m. semimembranosus
|
tuberosity of ischium
|
lateral condyle of femur, medial condyle and border of
tibia
|
sciatic
|
flexes leg, extends thigh
|
semispinal m. of head
|
m. semispinalis capitis
|
transverse processes of upper thoracic and lower
cervical vertebrae
|
occipital bone
|
suboccipital, greater occipital, branches of
cervical
|
extends head
|
semispinal m. of neck
|
m. semispinalis cervicis
|
transverse processes of upper thoracic
vertebrae
|
spinous process of second to fifth (or fourth) cervical
vertebrae
|
branches of cervical
|
extends, rotates vertebral column
|
semispinal m. of thorax
|
m. semispinalis thoracis
|
transverse processes of lower thoracic
vertebrae
|
spinous processes of lower cervical and upper thoracic
vertebrae
|
spinal
|
extends, rotates vertebral column
|
semitendinous m.
|
m. semitendinosus
|
tuberosity of ischium
|
upper part of medial surface of tibia
|
sciatic
|
flexes and rotates leg medially, extends
thigh
|
serratus m., anterior
|
m. serratus anterior
|
8 upper ribs
|
vertebral border of scapula
|
long thoracic
|
draws scapula forward, rotates scapula to raise shoulder
in abduction of arm
|
serratus m., posterior, inferior
|
m. serratus posterior inferior
|
spines of lower thoracic and upper lumbar
vertebrae
|
4 lower ribs
|
ninth to twelfth (or eleventh) thoracic
|
lowers ribs in expiration
|
serratus m., posterior, superior
|
m. serratus posterior superior
|
nuchal ligament, spinous processes of upper thoracic
vertebrae
|
second, third, fourth and fifth ribs
|
upper 4 thoracic
|
raises ribs in inspiration
|
soleus m.
|
m. soleus
|
fibula, tendinous arch, tibia
|
calcaneus by Achilles tendon
|
tibial
|
plantar flexes foot
|
sphincter m. of anus, external
|
m. sphincter ani externus
|
tip of coccyx, anococcygeal ligament
|
tendinous center of perineum
|
inferior rectal perineal branch of fourth
sacral
|
closes anus
|
sphincter m. of anus, internal
|
m. sphincter ani internus
|
a name applied to a thickening of circular layer of
muscular tunic at caudal end of rectum
|
|
|
sphincter m. of bile duct
|
m. sphincter ductus biliaris
|
a name applied to annular sheath of muscle fibers
investing bile duct within wall of duodenum
|
|
|
sphincter m. of hepatopancreatic ampulla
|
m. sphincter ampullae hepatopancreaticae
|
a name applied to annular band of muscle fibers
investing hepatopancreatic ampulla
|
|
|
sphincter m. of pupil
|
m. sphincter pupillae
|
a name applied to circular fibers of iris
|
parasympathetic through ciliary
|
constricts pupil
|
sphincter m. of pylorus
|
m. sphincter pyloricus
|
a name applied to a thickening of circular muscle of
stomach around its opening into duodenum pylorus
|
|
|
sphincter m. of urethra, external
|
m. sphincter urethrae externus
|
inferior ramus of pubis
|
median raphe behind and in front of urethra
|
perineal
|
compresses membranous urethra
|
sphincter m. of urethra, internal
|
m. sphincter urethrae internus
|
a name applied to circular layer of fibers surrounding
internal urethral orifice
|
vesical
|
closes internal orifice of urethra
|
spinal m. of head
|
m. spinalis capitis
|
spinous processes of upper thoracic and lower cervical
vertebrae
|
occipital bone
|
spinal
|
extends head
|
spinal m. of neck
|
m. spinalis cervicis
|
spinous processes of seventh cervical vertebra, nuchal
ligament
|
spinous processes of axis
|
branches of cervical
|
extends vertebral column
|
spinal m. of thorax
|
m. spinalis thoracis
|
spinous processes of upper lumbar and lower thoracic
vertebrae
|
spinous processes of upper thoracic
vertebrae
|
branches of spinal
|
extends vertebral column
|
splenius m. of head
|
m. splenius capitis
|
lower half of nuchal ligament, spinous processes of
seventh cervical and upper thoracic vertebrae
|
mastoid part of temporal bone, occipital
bone
|
cervical
|
extends, rotates head and neck
|
splenius m. of neck
|
m. splenius cervicis
|
spinous processes of upper thoracic
vertebrae
|
transverse processes of upper cervical
vertebrae
|
cervical
|
extends, rotates head and neck
|
stapedius m.
|
m. stapedius
|
interior of pyramidal eminence of tympanic
cavity
|
neck of stapes
|
facial
|
dampens movement of stapes
|
sternal m.
|
m. sternalis
|
a name applied to muscular band occasionally found
parallel to sternum on sternocostal head of greater pectoral m.
|
|
|
sternocleidomastoid m.
|
m. sternocleidomastoideus
|
sternal head—manubrium; clavicular head—medial
third of clavicle
|
mastoid process, superior nuchal line of occipital
bone
|
accessory, cervical plexus
|
flexes vertebral column, rotates head to opposite
side
|
sternocostal m. See transverse m. of
thorax
|
|
|
|
|
|
sternohyoid m.
|
m. sternohyoideus
|
manubrium sterni and/or clavicle
|
body of hyoid bone
|
ansa cervicalis
|
depresses hyoid bone and larynx
|
sternothyroid m.
|
m. sternothyroideus
|
manubrium sterni
|
lamina of thyroid cartilage
|
ansa cervicalis
|
depresses thyroid cartilage
|
styloglossus m.
|
m. styloglossus
|
styloid process
|
margin of tongue
|
hypoglossal
|
raises, retracts tongue
|
stylohyoid m.
|
m. stylohyoideus
|
styloid process
|
body of hyoid bone
|
facial
|
draws hyoid bone and tongue upward and
backward
|
stylopharyngeus m.
|
m. stylopharyngeus
|
styloid process
|
thyroid cartilage, side of pharynx
|
glossopharyngeal, pharyngeal plexus
|
raises, dilates pharynx
|
subclavius m.
|
m. subclavius
|
first rib and its cartilage
|
lower surface of clavicle
|
nerve to subclavius
|
depresses lateral end of clavicle
|
subcostal m's
|
mm. subcostales
|
lower border of ribs
|
upper border of second or third rib below
|
intercostal
|
raise ribs in inspiration
|
subscapular m.
|
m. subscapularis
|
subscapular fossa of scapula
|
lesser tubercle of humerus
|
subscapular
|
rotates arm medially
|
supinator m.
|
m. supinator
|
lateral epicondyle of humerus, ligaments of
elbow
|
radius
|
deep branch of radial
|
supinates forearm
|
supraspinous m.
|
m. supraspinatus
|
supraspinous fossa of scapula
|
greater tubercle of humerus
|
suprascapular
|
abducts arm
|
suspensory m. of duodenum
|
m. suspensorius duodeni
|
a name applied to flat band of smooth muscle fibers
originating from left crus of diaphragm and inserting continuous with
muscular coat of duodenum at its junction with jejunum
|
|
|
tarsal m., inferior
|
m. tarsalis inferior
|
inferior rectus m. of eyeball
|
tarsal plate of lower eyelid
|
sympathetic
|
widens palpebral fissure
|
tarsal m., superior
|
m. tarsalis superior
|
levator m. of upper eyelid
|
tarsal plate of upper eyelid
|
sympathetic
|
widens palpebral fissure
|
temporal m.
|
m. temporalis
|
temporal fossa and fascia
|
coronoid process of mandible
|
mandibular
|
closes jaws
|
temporoparietal m.
|
m. temporoparietalis
|
temporal fascia above ear
|
galea aponeurotica
|
temporal branches of facial
|
tightens scalp
|
tensor m. of fascia lata
|
m. tensor fasciae latae
|
iliac crest
|
iliotibial tract of fascia lata
|
superior gluteal
|
flexes, rotates thigh medially
|
tensor m. of palatine velum
|
m. tensor veli palatini
|
scaphoid fossa and spine of sphenoid
|
aponeurosis of soft palate, wall of auditory
tube
|
mandibular
|
tenses soft palate, opens auditory tube
|
tensor m. of tympanum
|
m. tensor tympani
|
cartilaginous portion of auditory tube
|
handle of malleus
|
mandibular
|
tenses tympanic membrane
|
teres major m.
|
m. teres major
|
inferior angle of scapula
|
crest of lesser tubercle of humerus
|
lower subscapular
|
adducts, extends, and rotates arm medially
|
teres minor m.
|
m. teres minor
|
lateral margin of scapula
|
greater tubercle of humerus
|
axillary
|
rotates arm laterally
|
m. of terminal notch
|
m. incisurae terminalis
|
a name applied to inconstant slips of fibers continuing
forward from m. of tragus to bridge notch of cartilaginous part of
meatus
|
|
|
thyroarytenoid m.
|
m. thyroarytenoideus
|
medial surface of lamina of thyroid
cartilage
|
muscular process of arytenoid cartilage
|
recurrent laryngeal
|
relaxes, shortens vocal folds
|
thyroepiglottic m.
|
pars thyroepiglottica musculi
thyroarytenoidei
|
lamina of thyroid cartilage
|
epiglottis
|
recurrent laryngeal
|
closes inlet to larynx
|
thyrohyoid m.
|
m. thyrohyoideus
|
lamina of thyroid cartilage
|
greater horn of hyoid bone
|
ansa cervicalis
|
raises and changes form of larynx
|
tibial m., anterior
|
m. tibialis anterior
|
lateral condyle and surface of tibia, interosseous
membrane
|
medial cuneiform, base of first metatarsal
|
deep peroneal
|
dorsiflexes, inverts foot
|
tibial m., posterior
|
m. tibialis posterior
|
tibia, fibula, interosseous membrane
|
bases of second to fourth metatarsal bones and tarsal
bones, except talus
|
tibial
|
plantar flexes, inverts foot
|
tracheal m.
|
m. trachealis
|
a name applied to transverse smooth muscle fibers
filling gap at back of each cartilage of trachea
|
autonomic
|
lessens caliber of trachea
|
m. of tragus
|
m. tragicus
|
a name applied to short, flattened vertical band on
lateral surface of tragus, innervated by auriculotemporal and posterior
auricular nerves
|
|
|
transverse m. of abdomen
|
m. transversus abdominis
|
lower 6 costal cartilages, thoracolumbar fascia, iliac
crest
|
linea alba through rectus sheath, conjoined tendon to
pubis
|
lower thoracic
|
increases intra-abdominal pressure; accessory respiratory
m.
|
transverse m. of auricle
|
m. transversus auriculae
|
cranial surface of auricle
|
circumference of auricle
|
posterior auricular branch of facial
|
retracts helix
|
transverse m. of chin
|
m. transversus menti
|
a name applied to superficial fibers of depressor m. of
angle of mouth which turn medially and cross to opposite side
|
|
|
transverse m. of nape
|
m. transversus nuchae
|
a name applied to small muscle often present, passing from
occipital protuberance to posterior auricular m.; it may be either
superficial or deep to trapezius
|
|
|
transverse m. of perineum, deep
|
m. transversus perinei profundus
|
ramus of ischium
|
tendinous center of perineum
|
perineal
|
fixes tendinous center of perineum
|
transverse m. of perineum, superficial
|
m. transversus perinei superficialis
|
ramus of ischium
|
tendinous center of perineum
|
perineal
|
fixes tendinous center of perineum
|
transverse m. of thorax
|
m. transversus thoracis
|
posterior surface of body of sternum and of xiphoid
process
|
second to sixth costal cartilages
|
intercostal
|
perhaps narrows chest
|
transverse m. of tongue
|
m. transversus linguae
|
median septum of tongue
|
dorsum and margins of tongue
|
hypoglossal
|
changes shape of tongue in mastication and
swallowing
|
transversospinal m's
|
mm. transversospinales
|
a name applied collectively to semispinal, multifidus,
and rotator m's
|
|
|
trapezius m.
|
m. trapezius
|
occipital bone, nuchal ligament, spinous processes of
seventh cervical and all thoracic vertebrae
|
clavicle, acromion, spine of scapula
|
accessory, cervical plexus
|
elevates shoulder, rotates scapula to raise shoulder in
abduction of arm, draws scapula backward
|
triangular m. See depressor m. of angle of
mouth
|
|
|
|
|
|
triceps m. of arm (triceps brachii m.)
|
m. triceps brachii
|
long head—infraglenoid tubercle of scapula; lateral
head—posterior surface of humerus; medial head—posterior surface
of humerus below groove for radial nerve
|
olecranon of ulna
|
radial
|
extends forearm; long head adducts, extends
arm
|
triceps m. of calf (triceps surae m.)
|
m. triceps surae
|
a name applied collectively to gastrocnemius and soleus
m's
|
|
|
m. of uvula
|
m. uvulae
|
posterior nasal spine of palatine bone and aponeurosis
of soft palate
|
uvula
|
pharyngeal plexus
|
raises uvula
|
vastus m., intermediate
|
m. vastus intermedius
|
anterior and lateral surfaces of femur
|
patella, common tendon of quadriceps m. of
thigh
|
femoral
|
extends leg
|
vastus m., lateral
|
m. vastus lateralis
|
lateral aspects of femur
|
patella, common tendon of quadriceps m. of
thigh
|
femoral
|
extends leg
|
vastus m., medial
|
m. vastus medialis
|
medial aspect of femur
|
patella, common tendon of quadriceps m. of
thigh
|
femoral
|
extends leg
|
vertical m. of tongue
|
m. verticalis linguae
|
dorsal fascia of tongue
|
sides and base of tongue
|
hypoglossal
|
changes shape of tongue in mastication and
deglutition
|
vocal m.
|
m. vocalis
|
angle between laminae of thyroid cartilage
|
vocal process of arytenoid cartilage
|
recurrent laryngeal
|
causes local variations in tension of vocal
fold
|
zygomatic m., greater
|
m. zygomaticus major
|
zygomatic bone
|
angle of mouth
|
facial
|
draws angle of mouth upward and backward
|
zygomatic m., smaller
|
m. zygomaticus minor
|
zygomatic bone
|
orbicular m. of mouth, levator m. of upper
lip
|
facial
|
draws upper lip upward and laterally
|