Muscle Movement Flashcards Preview

Anatomy > Muscle Movement > Flashcards

Flashcards in Muscle Movement Deck (13)
Loading flashcards...
1
Q

Orbicularis oculi

A

Wink, squint, blink

2
Q

Trapezius

A

Stabilizes, raises, retracts and rotates scapula

3
Q

Levator labii superioris

A

Opens lips, raises and furrows upper lip

4
Q

Sternocleidomastoid

A

Prime mover of active head and neck flexion

5
Q

Zygomaticus

A

Raises lateral corners of mouth upward (smiling muscle)

6
Q

Buccinator

A

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

7
Q

Risorius

A

Draws corner of mouth laterally, tenses lips

8
Q

Orbicularis oris

A

Closes lips, purses and protrudes lips, kissing/whistling

9
Q

Masseter

A

Prime mover of jaw, chewing

10
Q

Platysma

A

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

11
Q

Frontal belly (frontialis)

A

Raises the eyebrows, wrinkles forehead skin horizontally

12
Q

Occipital belly (ocipitialis)

A

Pulls scalp posteriorly

13
Q

Temporalis

A

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