Muscle - function Flashcards
serratus anterior
stabilization
abduction
upward rotation of scapula
rhomboid
adduction
downward rotation
elevation of scapula
trapezius
upper
upward rotation
elevation of scapula
middle
upward rotation
adduction of scapula
lower
depression of scapula
levator scapulae
elevation of scapula
pectoralis minor
stabilization
depression
downward rotation
abduction of the scapula
pectoralis major
flexion extension adduction internal rotation horizontal adduction
deltoid
entire muscle
abduction
anterior fibers
flexion
internal rotation
horizontal adduction
posterior fibers
external rotation
horizontal abduction
latissimus dorsi
extension
adduction
horizontal abduction
internal rotation
rotator cuff
infraspinatus and teres minor
external rotation
subscapularis
internal rotation
supraspinatus
abduction
all - stability occurs the numeral head
teres major
extension
adduction
internal rotation
biceps brachii
flexion at elbow
supination at forearm
brachialis
flexion at elbow
brachioradialis
flexion at elbow
supination at forearm
triceps brachii
extension at elbow arm extension (long head)
pronator teres
flexion at elbow
pronation at forearm
pronator quadratus
pronation at forearm
supinator
supination at forearm
flexor carpi radialis
flexion
flexor carpi ulnaris
flexion
extensor carpi radialis longus
extension
extensor carpi ulnaris
extension
palmaris longus
flexion
rectus abdominis
flexion
lateral flexion of the trunk
external oblique
contralateral rotation
lateral flexion
forward flexion
internal oblique
ipsilateral rotation
lateral flexion
forward flexion
transverse abdominis
compresses abdomen
erector spinae
extension
lateral flexion
multifidi
contributes to spinal stability during trunk extension, rotation, side bending
Iliopsoas
iliacus, psoas major, psoas minor
flexion
external rotation
rectus femoris
at hip joint
flexion
at knee joint
extension
gluteus maximus
extension
external rotation
superior fibers
abduction
biceps femoris
at hip joint
extension
abduction
slight external rotation
at knee joint
flexion
external rotation
semitendinosus
at hip joint
extension
adduction
slight internal rotation
at knee joint
flexion
internal rotation
semimembranosus
at hip joint
extension
adduction
slight internal rotation
at knee joint
flexion
internal rotation
gluteus medius and minimus
all fibers
abduction
anterior fibers
internal rotation
posterior fibers
external rotation
adductor magnus
adduction
adductor brevis and longus
adduction
tensor fasciae latae
flexion
abduction
internal rotation
sartorius
flexion
external rotation of the hip
flexion of the knee
pectineus
flexion
adduction
external rotation
deep external (lateral) rotators piriformis obturator internus obturator externus superior gemellus inferior gemellus quadratus femoris
external rotation
gracilis
at hip joint
adduction
at knee joint
flexion
vastus lateralis
intermedius
medialis
extension
popliteus
knee flexion
internal rotation of lower leg to unlock knee
anterior tibialis
dorsiflexion at ankle
inversion at foot
peroneus longus
plantarflexion at ankle
eversion at foot
peroneus brevis
plantarflexion at ankle
ever sin at foot
gastrocnemius
plantarflexion at ankle
flexion at knee
soleus
plantarflexion at ankle
posterior tibialis
plantarflexion at ankle
inversion at foot
extensor hallucis longus
dorsiflexion
inversion of foot
extension of great toe
extensor digitorum
dorsiflexion
eversion of foot
extension of toes 2-5
peroneus tertius
dorsiflexion
eversion of foot
plantaris
flexion of the knee
plantarflexion of the foot
flexor hallucis longus
flexion of great toe
plantarflexion
inversion of the foot
flexor dogitorum longus
flexion of toes 2-5
plantarflexion
inversion of foot