A muscle with two fleshy bellies separated by a fibrous insertion.
A muscle consisting of two bellies united by a central tendon connected to the body of the hyoid bone, with origin from the digastric groove medial to the mastoid process, with insertion into the lower border of the mandible, with nerve supply of the posterior belly from the facial nerve, and of the anterior belly by the mylohyoid nerve, and whose action elevates the hyoid when the mandible is fixed and depresses the mandible when the hyoid is fixed.
THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?
Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Words nearby digastric muscle
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.