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Geniohyoid
Region: Head & Neck Muscles · All head & neck muscles
Geniohyoid at a glance
| Origin | Inferior mental spine of the mandible (behind the chin) |
|---|---|
| Insertion | Body of the hyoid bone |
| Actions | Pulls the hyoid bone forward and up; Helps open the jaw |
| Nerve supply | C1 fibres carried by the hypoglossal nerve (CN XII) |
More Head & Neck Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.