L5: muscle tissue Flashcards

1
Q

what nerve innervates the muscles of mastication ?

A

mandibular branch of trigeminal nerve

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2
Q

what is the action of the temporalis muscle ?

A

elevates mandible

retracts mandible

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3
Q

what Is the action of master muscle ?

A

elevates mandible
retracts mandible

protrudes mandible by superficial fibers

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4
Q

what is the action of medial pterygoid ?

A

elevation
protrusion
side to side movement

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5
Q

what is the function of lateral pterygoid ?

A

depression of mandible
protrusion
side to side movement

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