Which muscle of facial expression is important for whistling and blowing up a balloon?
A)risorius
B)buccinator
C)depressor labii inferioris
D)mentalis

Question

Quizplus · Accepted Answer

The buccinator muscle is responsible for pulling in the cheeks and creating the necessary pressure for whistling and blowing up a balloon. The risorius muscle is responsible for smiling, the depressor labii inferioris muscle is responsible for frowning, and the mentalis muscle is responsible for pouting.

Which Muscle of Facial Expression Is Important for Whistling and Blowing