Geniohyoid : Origin, Insertion, Action & Nerve Supply

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The geniohyoid muscle is a thin muscle located superior to the medial border of the mylohyoid muscle.

Geniohyoid muscle

Origin: The geniohyoid muscle originates from the inferior mental spine of the mandible

 Insertion: Then geniohyoid muscle travels inferiorly and posteriorly to attach to the hyoid bone.

Actions: The geniohyoid muscle brings the hyoid bone forward and upwards.

Innervation: The geniohyoid muscle is innervated by first cervical nerve traveling alongside the hypoglossal nerve.