Muscles of Mastication Flashcards by Esther Jeong | Brainscape

Q

What is the origin of the m. masseter?

A

Zygomatic arch

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Q

What is the insertion of the m. masseter?

A

Lateral mandible

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Q

What is the function of the m. masseter?

A

Major muscle of mastication; closes the mouth

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Q

What is the origin of the m. pterygoidus?

A

Pterygoid bone

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Q

What is the insertion of the m. pterygoidus?

A

Medial mandible

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Q

What is the function of the m. pterygoidus?

A

Side-side movement of the mouth

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Q

What is the origin of the m. temporalis?

A

Temporal fossa

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Q

What is the insertion of the m. temporalis?

A

Coronoid process of the mandible

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Q

What is the function of the m. temporalis?

A

Closes mouth

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Q

What is the origin of the m. digastricus?

A

Caudal to temporomandibular joint

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Q

What is the insertion of the m. digastricus?

A

Medial mandible

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Q

What is the function of the m. digastricus?

A

Opens mouth

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