Anatomical hierarchy

General Anatomy > Muscles; Muscular system > Muscles of head > Facial muscles > Levator labii superioris alaeque nasi

Translations

Description

Origin: Maxilla

Insertion: Nostril and upper lip

Nerve: Buccal branch of the facial nerve

Action: Dilates the nostril; elevates the upper lip and wing of the nose

Description:
The levator labii superioris alaeque nasi muscle is attached to the upper frontal process of the maxilla and inserts into the skin of the lateral part of the nostril and upper lip. It has the longest name of any muscle in an animal.


This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).

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