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Gross Anatomy Lab > Mastication muscle (O, I, A, Ns) > Flashcards

Mastication muscle (O, I, A, Ns) Flashcards

1
Q

Origin: temporalis

A

temporal lines of parietal, temporal fossa, and temporal fascia

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2
Q

Insertion: temporalis

A

anterior portion of mandibular ramus and coronoid process

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3
Q

N. Innervation: temporalis

A

Mandibular division of trigeminal

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4
Q

Action: temporalis

A
  • Elevates and retracts mandible

- Involved in excursion

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5
Q

Origin: Masseter

A

Zygomatic arch

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6
Q

Insertion: Masseter

A

lateral side of mandibular ramus and angle of mandible

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7
Q

Action: Masseter

A
  • Elevates and protrudes mandible

- Involvedin excursion

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8
Q

N. Innervation: Masseter

A

Mandibular division of trigeminal

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Gross Anatomy Lab (9 decks)

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