Styloglossus
The styloglossus muscle is a bilaterally paired muscle of the tongue. It originates at the styloid process of the temporal bone. It inserts onto the side of the tongue. It acts to elevate and retract the tongue. It is innervated by the hypoglossal nerve (cranial nerve XII).
| Styloglossus | |
|---|---|
Extrinsic muscles of the tongue. Left side. (Styloglossus XII visible at center top.) | |
Coronal section of tongue, showing intrinsic muscles. (Styloglossus labeled at center left.) | |
| Details | |
| Origin | Styloid process of temporal bone |
| Insertion | tip and sides of tongue |
| Artery | sublingual branch of the lingual artery. |
| Nerve | Hypoglossal nerve (CN XII) |
| Actions | retraction and elevation of tongue |
| Identifiers | |
| Latin | musculus styloglossus |
| TA98 | A05.1.04.105 |
| TA2 | 2121 |
| FMA | 46692 |
| Anatomical terms of muscle | |
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