muslces Flashcards
frontal belly of epicranius
raises eyebrows
corrugator supercilii
pulls medially and inferiorly
orbicularis oculi
closes eyes
orbicularis oris
closes mouth
zygomaticus
smile
mentalis
pout
platysma
tense neck
buccinator
compresses cheek
masseter
prime mover of jaw closure
temporalis
jaw closure
medial and lateral pterygloid
grinding
buccinator
food on teeth
genioglossus
moves tongue
hyoglosses
moves tongue
styloglossus
moves tongue
sternocliedomastiod
flexes neck / bilateral and contralateral rotation of head
scalenes
elevate first 2 ribs
splenius
neck extension and hyperextension
erector spinae
prime mover of back extension
quadratus lumborum
laterally flexes vertebral column
diaphragm
prime mover of inspiration
external intercostals
inspiration aid
internal intercostals
forced expiration
rectus abdominis
flexes and rotates vertebral column
external and internal oblique
flexes spine / compresses abdominal wall / trunk rotation and lateral flexion
transverse abdominis
compresses abdominal wall
levator ani
supports and maintains pelvic organs
coccygeus
supports and maintains pelvic organs
pectoralis minor
pulls scapula forward and downward
serratus anterior
fixes scapula
subclavius
helps depress shoulder girdle
trapezius
stabilizes and elevates scapula
levator scapula
elevates and adducts scapula
rhomboids
stabilizes scapula
pectoralis major
prime mover of arm flexion / adducts and medially rotates arm
deltoid
prime mover of arm abduction
latissimus dorsi
prime mover of arm extension / adducts and medially rotates arm
supraspinatus
abduction initiation of shoulder
infraspinatus
external rotation of shoulder
teres minor
external rotation of shoulder
subscapularis
internal rotation of shoulder
biceps brachii
flexion and supination of arm
brachialis
flexion of arm
triceps brachii
extension of arm
pronator quadratus
pronation of arm
supinator
supinates arm
flexor carpi radialis
wrist flexion
flexor carpi ulnaris
wrist flexion
flexor digitorum superficialis
wrist extension
extensor carpi ulnaris
wrist extension
extensor carpi radialis
wrist extension
extensor digitorum
wrist and finger extension
flexor digitorum profundus and superficialis
finger flexion
iliopsoas
hip flexion
tensor fascia (tendon IT band)
hip abduction
adductor compartment
hip adduction
gluteus maximus
hip extension
rectus femoris
leg extension
vastus medialis, lateralis, and intermedius
leg extension
biceps femoris
hip extension and knee flexion
semitendinosus
knee flexion
semimembranosus
knee flexion
gastrocnemius and soleus
plantar flexion
tibialis anterior
dorsiflexion
tibialis posterior
inversion of foot
fibularis longus and brevis
eversion of foot
flexor digitorum longus
toe flexion
extensor digitorum longus
toe extension
flexor hallucis longus
flexion of big toe
extensor hallucis brevis
extension of big toe