levator labii superioris alaeque nasi

(noun)

The muscle of the upper lip. It acts to lift the upper lift and dilates nostril, producing a snarling expression.

Related Terms

Examples of levator labii superioris alaeque nasi in the following topics:

  • Facial Muscles

    • The levator labii superioris alaeque nasi is the muscle of the upper lip.
    • The levator anguli oris (caninus) inserts at the corners of the mouth at an angle, and is associated with other muscles including the zygomaticus, triangularis, and orbicularis oris.
    • Located opposite to the levator anguli oris, it pulls the corners of the mouth downward, producing a frown.
    • The levator labii superioris is a broad muscle responsible for elevation of the upper lip.
    • The depressor labii inferioris is an analogous muscle that lowers the bottom lip.