Muscles of Facial Expression Flashcards by Kira Jefferson

Q

Muscles of the face and mouth

A

Facial expression
Mastication
Soft palate
Tongue

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Q

Orbicularis

A

Circles around

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Q

Levator

A

Lifts

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Q

Depressor

A

Lowers

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Q

Occuli

A

Eye

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Q

Oris

A

Lip

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Q

Muscles of facial expression is innervated by what cranial nerve?

A

CN VII - Facial Nerve

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Q

Levator (lift) labii (lips)

A

Elevates portion of upper lip

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Q

Levator (lift) anguli (of a corner) oris (mouth)

A

Elevates corner of upper lip

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Q

Zygomatic

A

Draws corner of mouth up and back

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Q

Risorius (laughter)

A

Smiling muscle, restracts corner of mouth

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Q

Buccinator

A

Retracts corner of mouth

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Q

Depressor anguli (of a corner) oris (mouth)

A

Depresses corner of mouth

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Q

Depressor labii inferior

A

Depresses lower lip

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Q

Mentalis

A

Protrudes lower lip, wrinkles chin

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Q

Orbicularis oris

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A

Closes mouth, puckers lips

Q

Platysma

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A

Depresses mandible and corner of mouth