| Muscle | Origin | Insertion | Actions | Nerve Supply |
|---|---|---|---|---|
| Omohyoid (superior and inferior bellies connected by a tendon) | Superior border of the scapula | Body of the hyoid | Depresses the hyoid | Ansa cervicalis |
| Sternohyoid | Manubrium | Body of the hyoid | Depresses the hyoid | |
| Sternothyroid | Manubrium | Oblique line of the thyroid cartilage | Depresses the larynx | |
| Thyrohyoid | Oblique line of the thyroid cartilage | Greater cornu (horn) of the hyoid | Depresses the hyoid | C1 (ventral ramus, which follows the hypoglossal n.) |
