| genioglossal muscle | <anatomy> 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: musculus genioglossus, genioglossal muscle, genioglossus, musculus geniohyoglossus. (05 Mar 2000) |
|---|