musculus lavator labii superioris

The levator labii superioris muscle is a striated muscle of the mimic musculature. The main function of the muscle is the upward movement of the upper lip. Damage to the facial nerve paralyzes the levator labii superioris muscle. What is the levator labii superioris muscle? Skeletal muscles are composed of striated muscle and are largely … Musculus Levator Labii Superioris: Structure, Function & Diseases