| Geniohyoid muscle | |
|---|---|
 Anterior view. Geniohyoid muscle labeled at upper center left | |
 Extrinsic muscles of the tongue. Left side. | |
| Details | |
| Origin | Inferior mental spine of mandible |
| Insertion | Hyoid bone |
| Artery | Branches of the lingual artery. |
| Nerve | C1 via the hypoglossal nerve |
| Actions | Carry hyoid bone and the tongue upward during deglutition |
| Identifiers | |
| Latin | musculus geniohyoideus |
| TA98 | A04.2.03.007 |
| TA2 | 2166 |
| FMA | 46325 |
| Anatomical terms of muscle | |
The geniohyoid muscle is a narrow paired muscle situated superior to the medial border of the mylohyoid muscle. It is named for its passage from the chin ("genio-" is a standard prefix for "chin")[1] to the hyoid bone.