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Medical Dictionary

genioglossus

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noun ge·nio·glos·sus \-ˈgläs-əs, -ˈglȯs-\

Medical Definition of genioglossus

plural

genioglossi

\-ˌī\play play

: a fan-shaped muscle that arises from the superior mental spine, inserts on the hyoid bone and into the tongue, and serves to advance and retract and also to depress the tongue

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