Key facts about the omohyoid muscle| Origin | Inferior belly: superior border of scapula near the suprascapular notch
Superior belly: intermediate tendon | | Insertion | Inferior belly: intermediate tendon
Superior belly: body of hyoid bone | | Action | Depresses and retracts hyoid and larynx
Tenses carotid sheath | | Innervation | Anterior rami of spinal nerves C1-C3 (via ansa cervicalis) | | Blood supply | Superior thyroid artery |
Omohyoid is a paired muscle located in the anterior region of the neck. It belongs to a group of muscles called infrahyoid muscles, along with three others: sternohyoid, sternothyroid and thyrohyoid. 肩胛舌骨肌是位于颈部前部的一对肌肉。它属于一组被称为舌骨下肌的肌肉，还有另外三种肌肉:胸骨舌骨肌，胸骨甲状肌和甲状舌骨肌
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