| Muscle | Origin | Insertion | Action |
| stylohyoid | styloid process | hyoid bone | elevates hyoid and tongue |
| thyrohyoid | thyroid cartilage | hyoid bone | depresses hyoid bone |
| mylohyoid | inferior mandibular surface | hyoid bone | elevates hyoid and tongue |
| digastric | mastoid process and mandible, medially | hyoid bone | depresses mandible and elevates hyoid |
| sternocleidomastoid | manubrium and clavicle | mastoid process | rotates/flexes head |
| sternohyoid | manubrium | hyoid bone | depresses hyoid bone |
| sternothyroid | manubrium | thyroid cartilage | depresses thyroid cartilage |
| omohyoid | superior border of scapula | hyoid bone | depresses hyoid and tongue |
| scalenus anterior | transverse process of C3-6 vertebrae | first rib | elevates ribcage and flex neck |