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Superior belly of omohyoid
Other Terms:
Venter superior (Musculus omohyoideus),
Venter superior musculus omohyoidei
Muscle parts
Superior belly; Inferior belly
Latin name
Musculus omohyoideus
Latin muscle parts
Venter superior; Venter inferior
Group
Cervical wall – ventral muscle (Infrahyoid muscle)
Etymology
The English name for this muscle is the muscle of the shoulder and the hyoid bone. The term omo comes from the Greek word omos meaning “shoulder” 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.”
Insertion
Passes via an intermediate tendon to the superior belly, which inserts on the inferior border of the hyoid body laterally
Action
Depresses an elevated hyoid bone and assists in raising the cervical fascia during inspiration.
Blood supply
Infrahyoid artery from the superior thyroid artery, suprahyoid branch of the lingual artery. Superficial cervical artery from the thyrocervical trunk of the subclavian artery. Inferior thyroid artery from the thyrocervical trunk of the subclavian artery
Latin
Venter superior musculus omohyoidei
