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depressor muscle of angle of mouth

depressor muscle of angle of mouth definition - medical

depressor muscle of angle of mouth

noun
A muscle with origin from the lower border of the mandible, with insertion near the angle of the mouth, with nerve supply from the facial nerve, and whose action pulls down the corners of the mouth. Also called triangular muscle.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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