Omohyoid muscle

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Description:

Origin:
Inferior belly arises from the superior border of the scapula at the scapular notch and the superior transverse scapular ligament

Insertion:
Passes via an intermediate tendon to the superior belly, which inserts on the inferior border of the hyoid body laterally

Actions:
Pulls the hyoid bone downward

Nerve supply:
Ventral rami of cervical spinal nerves

Blood supply:
Branches of the subclavian and external carotid arteries