Skip to Content

depressor anguli oris (muscle)

 

Definition: facial muscle of mouth; origin, anterolateral base of mandible anteriorly; insertion, blends with other muscles in lower lip near angle of mouth; action, pulls down corners of mouth; nerve supply, facial.

Synonym(s): musculus depressor anguli orisTA, musculus triangularis2TA, triangular muscle2TA, musculus triangularis labii inferioris

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

Hide