The ________ helps keep food between the grinding surfaces of the teeth during chewing.

Question

Quizplus · Accepted Answer

The buccinator muscle is responsible for compressing the cheeks inward, helping to keep food between the grinding surfaces of the teeth during chewing. The mentalis muscle elevates and wrinkles the chin, the orbicularis oris muscle is responsible for puckering the lips, and the risorius muscle is responsible for smiling. None of these muscles specifically aid in chewing or keeping food between the teeth.

The ________ Helps Keep Food Between the Grinding Surfaces of the Teeth