mylohyoid muscle


my·lo·hy·oid mus·cle

(mī'lō-hī'oyd mŭs'ĕl) Origin, mylohyoid line of mandible; insertion, upper border of hyoid bone and raphe separating muscle from its fellow; action, elevates floor of mouth and the tongue, depresses jaw when hyoid is fixed; nerve supply, nerve to mylohyoid from mandibular division of trigeminal.
Synonym(s): musculus mylohyoideus [TA] .

mylohyoid muscle

Neck muscle. Origin: mylohyoid line of mandible. Insertion: hyoid bone, mylohyoid raphe. Nerve: trigeminal (CN V). Action: elevates hyoid and larynx, lowers jaw. See also: muscle