Medical Definition of Musculus digastricus

1. 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. (05 Mar 2000)



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Lexicographical Neighbors of Musculus Digastricus

musculus cricoarytenoideus lateralis
musculus cricoarytenoideus posterior
musculus cricopharyngeus
musculus cricothyroideus
musculus cruciatus
musculus cutaneus
musculus deltoideus
musculus depressor anguli oris
musculus depressor labii inferioris
musculus depressor septi
musculus depressor supercilii
musculus detrusor urinae
musculus diaphragma
musculus digastricus (current term)
musculus dilatator
musculus dilator
musculus dilator iridis
musculus dilator naris
musculus dilator pupillae
musculus dilator pylori gastroduodenalis
musculus dilator pylori ilealis
musculus dilator tubae
musculus epicranius
musculus epitrochleoanconeus
musculus erector spinae

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