描述

Origin: Incisive fossaof the maxilla

Insertion: Nasal septum and back part of the alar part of nasalis muscle

Nerve: Buccal branch of the facial nerve

Action: Depression of nasal septum

Description:
The Depressor septi (Depressor alœ nasi) arises from the incisive fossa of the maxilla; its fibers ascend to be inserted into the septum and back part of the ala of the nose. It lies between the mucous membrane and muscular structure of the lip.


This definition incorporates text from the wikipedia website - Wikipedia: The free encyclopedia. (2004, July 22). FL: Wikimedia Foundation, Inc. Retrieved August 10, 2004, from http://www.wikipedia.org

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