See Also: digastric muscle(medicine)
bellies of digastric muscle(medicine)
anterior belly of digastric muscle(medicine)
posterior belly of digastric muscle(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
digastric(medicine)
digastric(dictionary)
digastric groove(medicine)
digastric notch(medicine)
digastric triangle(medicine)

digastric muscle (medicine)


digastric muscle
<anatomy> One of the suprahyoid group of muscles consisting of two bellies united by a central tendon which is connected to the body of the hyoid bone; origin, by posterior belly from the digastric groove medial to the mastoid process; insertion, by anterior belly into lower border of mandible near midline; action, elevates the hyoid when mandible is fixed; depresses the mandible when hyoid is fixed; nerve supply, posterior belly from facial, anterior belly by nerve to the mylohyoid from the mandibular division of trigeminal, a muscle with two fleshy bellies separated by a fibrous insertion.

Synonym: musculus digastricus, biventer mandibulae, musculus biventer mandibulae, two-bellied muscle.