Muscle Actions

Question 1

Occipitofrontalis(frontal belly)

Answer 1

Wrinkles forehead

Question 2

Occipitofrontalis(occipital belly)

Answer 2

Draws scalp backward

Question 3

Orbicularis oris

Answer 3

Closes lips

Question 4

Depressor labii inferioris

Answer 4

Lowers lower lip

Question 5

Platysma

Answer 5

Depresses mandible

Question 6

Orbicularis oculi

Answer 6

Closes eye

Question 7

Temporalis

Answer 7

Elevates mandible

Question 8

Sternocleidomastoid

Answer 8

Turns head to side

Question 9

Rectus abdominis

Answer 9

Flexes vertrbral column

Question 10

External oblique

Answer 10

Compresses abdomen

Question 11

Serratus anterior

Answer 11

Rotates scapula laterally

Question 12

Trapezius

Answer 12

Extends head

Question 13

Pectoralis major

Answer 13

Adducts arm

Question 14

Latissimus dorsi

Answer 14

Draws shoulder downward and backward

Question 15

Deltoid

Answer 15

Abducts arm

Question 16

Biceps brachii

Answer 16

Flexes forearm

Question 17

Triceps brachii

Answer 17

Extends forearm

Question 18

Pronator teres

Answer 18

Prontes forearm

Question 19

Extensor carpi radialis longus

Answer 19

Extends wrist

Question 20

Flexor carpi radialis

Answer 20

Flexes wrist

Question 21

Extensor digitorum

Answer 21

Extends phalanges

Question 22

Gluteus maximus

Answer 22

Extends thigh

Question 23

Tensor fasciae latae

Answer 23

Flexes thigh

Question 24

Adductor longus

Answer 24

Adducts thigh

Question 25

Rectus femoris

Answer 25

Extend leg

Question 26

Vastus lateralis

Answer 26

Extend leg

Question 27

Vastus medialis

Answer 27

Extend leg

Question 28

Biceps femoris

Answer 28

Flex leg

Question 29

Semitendinosus

Answer 29

Flex leg

Question 30

Semimembranosus

Answer 30

Flex leg

Question 31

Gracilis

Answer 31

Flexes leg

Question 32

Sartorius

Answer 32

Assists in crossing legs

Question 33

Gastrocnemius

Answer 33

Plantar flexes foot

Question 34

Fibularis longus

Answer 34

Everts foot