The Mentalis Muscle Has What Action

Question

The mentalis muscle has what action?
A) Smiling
B) Frowning
C) Pouting
D) Blowing
E) Sucking

Accepted Answer

The mentalis muscle is responsible for the action of pouting. It is located on the chin and helps to protrude the lower lip, creating the "pout" look. It is not involved in smiling, frowning, blowing, or sucking.