Anatomy 101 Facial Muscles functions Flashcards
1
Q
frontalis action
A
raises eyebrows
wrinkles skin on forehead horizontally
2
Q
Occipitalis action
A
pulls scalp posteriorly
3
Q
orbicularis oculi action
A
closes eye
pulls skin around eye (blink/wink)
4
Q
orbicularis oris action
A
closes and protrudes lips (kiss)
5
Q
buccinator action
A
manipulates food during chewing
expels air through pursed lips (trumpet)
6
Q
zygomaticus major action
A
pulls angle of mouth superiorly and laterally (smile/laugh)
7
Q
zygomaticus minor action
A
raises lateral portion of upper lip to expose teeth (smiling)
8
Q
platysma action
A
lowers lower lip
opens mouth by depressing mandible
9
Q
masseter action
A
elevates mandible
prime mover of jaw closure
10
Q
temporalis action
A
elevates and retracts mandible
