Question

What is the origin of masseter muscle
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Answer 1

Specifically, the action of this muscle involves pulling the lower jaw up, which causes the jaws to close. The origin of the masseter muscle is the zygomatic arch, a bony arch that joins the temporal and zygomatic bones, which are located in the side of the skull/face. The masseter muscle has two insertion points.

Answer 2

Superficial part: maxillary process of zygomatic bone, Inferior border of zygomatic arch (anterior 2/3)

Deep part: deep/inferior surface of zygomatic arch (posterior 1/3)

Step-by-step explanation: