muscles of mastication Flashcards by Megan Lilly

Q

masseter origin

A

zygomatic arch

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Q

masseter insertion

A

lateral side of ramus of mandible

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Q

masseter action

A

elevate mandible

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Q

masseter innervation

A

V3

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Q

temporalis origin

A

temporal bone

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Q

temporalis insertion

A

coronoid process of mandible

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Q

temporalis action

A

elevate, retrude mandible

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Q

temporalis innervation

A

V3

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Q

medial pterygoid origin

A

medial side of lateral pterygoid plate

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Q

medial pterygoid insertion

A

medial side of ramus of mandible

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Q

medial pterygoid action

A

elevate mandible

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Q

medial pterygoid innervation

A

V3

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Q

lateral pterygoid origin

A

greater wing of sphenoid and lateral side of lateral pterygoid plate

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Q

lateral pterygoid insertion

A

neck of mandible and articular disk of TMJ

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Q

lateral pterygoid action

A

depress, protrude mandible

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Q

lateral pterygoid innervation

A

V3