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Medical Term:

geniohyoid (muscle)


one of the suprahyoid muscles of the neck; origin, mental spine of mandible; insertion, body of hyoid bone; action, draws hyoid forward, or depresses jaw when hyoid is fixed; nerve supply, fibers from ventral primary rami of first and second cervical spinal nerves conveyed by the hypoglossal nerve.

Synonym(s): musculus geniohyoideusTA, geniohyoid, geniohyoideus

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.