肩胛舌骨肌（omohyoid muscle ）

Key facts about the omohyoid muscleOriginInferior belly: superior border of scapula near the suprascapular notchSuperior belly: intermediate tendonInsertionInferior belly: intermediate tendonSuperior belly: body of hyoid boneActionDepresses and retracts hyoid and larynxTenses carotid sheathInnervationAnterior rami of spinal nerves C1-C3  (via ansa cervicalis)Blood supplySuperior thyroid arteryOmohyoid 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