What Is Caninus Muscle?

Description. The canine muscle (M. caninus) is called in Men 'levator anguli oris'. In most Mammals, it acts more on the wing of the nose than on the angle of the mouth or the upper lip. It covers the canine fossa and has, except in Equidae, remarkable relations with it.

What does the levator anguli oris muscle do?

A muscle used in facial expression, primarily for smiling, the levator anguli oris elevates the angles of the mouth. The levator anguli oris originates roughly 1 cm inferior to the infraorbital foramen from the canine fossa of the maxilla and is located in the deepest layer of mimetic muscle.

What does Anguli Oris mean?

: a facial muscle that arises from the maxilla, inclines downward to be inserted into the corner of the mouth, and draws the lips up and back.