Muscles of Mastication (O/I/A) Flashcards

1
Q

Masseter

A

O: Zygomatic arch and bone
I: Angle of Ramus and Mandible
A: Closes Jaw

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2
Q

Temporalis

A

O: Temporal Fossa
I: Coronoid process of Mandible
A: Closes Jaw

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3
Q

Medial Pterygoid

A

O: Medial surface of lateral pterygoid plate
I: Medial surface of mandible
A: Protract and “grind” mandible

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4
Q

Lateral Pterygoid

A

O: Greater wing and lateral pterygoid plate of sphenoid bone
I: Condylar process of mandible
A: Protract and “grind” mandible

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