Which Muscles Move the Jaw in a Crushing Motion During

Question

Which muscles move the jaw in a crushing motion during mastication?
A) Tongue
B) Orbicularis oris
C) Buccinator
D) Temporalis

Accepted Answer

The process of chewing, called mastication, uses the masseter and temporalis muscles to move the jaw in a crushing motion, while the tongue, orbicularis oris, and buccinator muscles work to keep the food between the teeth.