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Stylohyoid

Other Terms: Musculus stylohyoideus, Muscle stylo-hyoïdien

Muscle parts

None

Latin name

Musculus stylohyoideus

Latin muscle parts

None

Group

Branchial arch muscle – second arch (Suprahyoid muscle)

Etymology

In English this muscle’s name is the muscle of the pillar and the hyoid bone. The word stylohyoid can be divided into the Greek words stylos meaning “pillar” and the term hyoid comes from its resemblance to the Greek letter upsilon (u), which is aspirated as hy. This is combined with the suffix eidos meaning “shape or form.”

Origin

Posterior surface of the styloid process of the temporal bone

Insertion

Body of the hyoid bone near the base of the greater cornu

Action

The muscle acts to elongate the floor of the oral cavity by raising the hyoid bone and pulling it posteriorly.

Nerve supply

Facial nerve (Cranial nerve VII)

Blood supply

Superior thyroid artery and the suprahyoid branch of the lingual artery.

Latin

Musculus stylohyoideus

French

Muscle stylo-hyoïdien

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