genioglossus muscle

(redirected from musculus genioglossus)

ge·ni·o·glos·sus mus·cle

(jē'nē-ō-glos'ŭs mŭs'ĕl)
One of the paired lingual muscles; origin, mental spine of the mandible; insertion, lingual fascia beneath the mucous membrane and epiglottis; action, depresses and protrudes the tongue; nerve supply, hypoglossal.
Synonym(s): musculus genioglossus [TA] , genioglossus, musculus geniohyoglossus.

genioglossus muscle

Tongue muscle. Origin: genial tubercle on inside of mandibular symphysis. Insertion: ventral tongue, hyoid bone. Nerve: hypoglossal (CN XII). Action: protrudes and depresses tongue.
See also: muscle
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