Which is an action of the mentalis?
A)elevates the upper lip
B)depresses the upper lip
C)everts and protracts the lower lip
D)draws laterally the angle of the mouth

Question

Quizplus · Accepted Answer

The action of the mentalis muscle is to evert and protract the lower lip. Option A is incorrect as the elevator of the upper lip is the levator labii superioris muscle. Option B is incorrect as there is no muscle that depresses the upper lip specifically. Option D is incorrect as the muscle that draws laterally the angle of the mouth is the zygomaticus major muscle.

Which Is an Action of the Mentalis