Anatomy 101 Facial Muscles functions Flashcards

1
Q

frontalis action

A

raises eyebrows
wrinkles skin on forehead horizontally

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2
Q

Occipitalis action

A

pulls scalp posteriorly

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3
Q

orbicularis oculi action

A

closes eye
pulls skin around eye (blink/wink)

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4
Q

orbicularis oris action

A

closes and protrudes lips (kiss)

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5
Q

buccinator action

A

manipulates food during chewing
expels air through pursed lips (trumpet)

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6
Q

zygomaticus major action

A

pulls angle of mouth superiorly and laterally (smile/laugh)

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7
Q

zygomaticus minor action

A

raises lateral portion of upper lip to expose teeth (smiling)

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8
Q

platysma action

A

lowers lower lip
opens mouth by depressing mandible

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9
Q

masseter action

A

elevates mandible
prime mover of jaw closure

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10
Q

temporalis action

A

elevates and retracts mandible

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