Origin, Insertion, And Nerve Of Mastification Muscles Flashcards
1
Q
What is the origin, insertion, and nerve of masseter
A
O: zygomatic arch
I: angle and lateral surface of ramus of mandible
N: mandibular nerve (branch of trigeminal nerve)
2
Q
What is the origin, insertion, and nerve of temporalis
A
O: lateral surface of skull
I: coronoid process of the mandible
N: mandibular nerve
3
Q
What is the origin, insertion, and nerve of medial pterygoid
A
O: pterygoid plate of sphenoid and small portion of the maxilla
I: medial angle and ramus of the mandible
N: mandibular nerve
4
Q
What is the origin, insertion, and nerve of lateral pterygoid
A
O: pterygoid plate and greater wing of sphenoid
I: condyle and neck of mandible
N: mandibular nerve
