Muscle Movement

Question 1

Orbicularis oculi

Answer 1

Wink, squint, blink

Question 2

Trapezius

Answer 2

Stabilizes, raises, retracts and rotates scapula

Question 3

Levator labii superioris

Answer 3

Opens lips, raises and furrows upper lip

Question 4

Sternocleidomastoid

Answer 4

Prime mover of active head and neck flexion

Question 5

Zygomaticus

Answer 5

Raises lateral corners of mouth upward (smiling muscle)

Question 6

Buccinator

Answer 6

Draws corner of mouth laterally, compresses cheek, holds food between the teeth during chewing, whistle

Question 7

Risorius

Answer 7

Draws corner of mouth laterally, tenses lips

Question 8

Orbicularis oris

Answer 8

Closes lips, purses and protrudes lips, kissing/whistling

Question 9

Masseter

Answer 9

Prime mover of jaw, chewing

Question 10

Platysma

Answer 10

Helps depress mandible, pulls lower lip back and down, tenses skin of neck, downward sag of mouth

Question 11

Frontal belly (frontialis)

Answer 11

Raises the eyebrows, wrinkles forehead skin horizontally

Question 12

Occipital belly (ocipitialis)

Answer 12

Pulls scalp posteriorly

Question 13

Temporalis

Answer 13

Closes jaw, elevates and retracts mandible, maintains position of mandible at rest