muscles: function

Question 1

sternocleidomastoid

Answer 1

one: rotates face to opposite side
both: flexion of neck

Question 2

splenius

Answer 2

one: rotates head
both: extension of neck

Question 3

iliocostalis lumborum

Answer 3

extends vertebral column

Question 4

external oblique

Answer 4

compresses abdomen

rotates vertebral column

Question 5

internal oblique

Answer 5

compresses abdomen

rotates vertebral column

Question 6

transverse abdominus

Answer 6

compresses abdomen

Question 7

rectus abdominus

Answer 7

flexes vertebral column

Question 8

pectoralis minor

Answer 8

depresses shoulder

Question 9

levator scapulae

Answer 9

elevates scapula

Question 10

rhomboideus

Answer 10

adduction of scapula

Question 11

serratus anterior

Answer 11

abduction of scapula

Question 12

trapezius

Answer 12

adduction of scapula
upper fibers elevate scapula
lower fibers depress scapula

Question 13

pectoralis major

Answer 13

flexion, adduction, medial rotation of arm

Question 14

deltoid

Answer 14

abduction of arm
anterior fibers flex/medially rotate
posterior fibers extend/laterally rotate

Question 15

latissimus dorsi

Answer 15

extension, adduction, medial rotation of arm

Question 16

teres major

Answer 16

extension, adduction, medial rotation of arm

Question 17

supraspinatus

Answer 17

abducts arm

super abs

Question 18

infraspinatus

Answer 18

lateral rotation of arm

Question 19

teres minor

Answer 19

lateral rotation of arm

Question 20

subscapularis

Answer 20

medial rotation of arm

Question 21

biceps brachii

Answer 21

flexion of forearm

Question 22

brachialis

Answer 22

flexion of forearm

Question 23

brachioradialis

Answer 23

flexion of forearm

Question 24

triceps brachii

Answer 24

extension of forearm

Question 25

flexor/pronator group

Answer 25

flexion of wrist/pronation

Question 26

extensor/supinator group

Answer 26

extension of wrist/supination

Question 27

gluteus maximus

Answer 27

extension/lateral rotation of thigh

Question 28

gluteus medius

Answer 28

abduction of thigh only glut med and tensor fascia lata abducts med glutes make you tense

Question 29

tensor fascia lata

Answer 29

tenses fascia lata, abduction of thigh

Question 30

adductor longus

Answer 30

adduction of thigh

Question 31

adductor magnus

Answer 31

adduction of thigh

Question 32

gracilis

Answer 32

adduction of thigh

Question 33

iliacus

Answer 33

flexion of thigh

Question 34

psoas

Answer 34

flexion of thigh/lumbar spine

Question 35

sartorius

Answer 35

flexion/lateral rotation of thigh, weak flexion of lower leg

Question 36

biceps femoris/semimembranosus/semitendinosus

Answer 36

extension of thigh, flexion of lower leg

Question 37

rectus femoris

Answer 37

flexion of thigh, extension of lower leg

Question 38

vastus lateralis/intermedius/medialis

Answer 38

extension of lower leg | all front parts of legs will do either flexion of thigh or extension of the lower leg

Question 39

gastrocnemius

Answer 39

flexion of lower leg, plantar flexion

Question 40

soleus

Answer 40

plantar flexion | sun makes buff flexing plants

Question 41

tibialis anterior

Answer 41

dorsiflexion, inversion of foot

Question 42

peroneus longus/brevis

Answer 42

plantar flexion, eversion of foot

Question 43

extensor digitorum longus

Answer 43

eversion of foot, extension of toes

Question 44

extensor hallucis longus

Answer 44

inversion of foot, extension of big toe