sternohyoideus

ster·no·hy·oid (mus·cle)

[TA] infrahyoid (strap) muscle of anterior neck; origin, posterior surface of manubrium sterni and first costal cartilage; insertion, body of hyoid bone; action, depresses hyoid bone; nerve supply, upper cervical via spinal nerves (ansa cervicalis). Synonym(s): musculus sternohyoideus [TA]