The sphenoidal spine (Latin: "spina angularis") is a downwardly directed process at the apex of the great wings of the sphenoid bone that serves as the origin of the sphenomandibular ligament.[1]
| Spine of sphenoid bone | |
|---|---|
 Sphenoid bone. Upper surface. (Spina angularis labeled at bottom left.) | |
 Articulation of the mandible. Medial aspect. (Spine of sphenoid labeled at center top.) | |
| Details | |
| Identifiers | |
| Latin | spina ossis sphenoidalis, processus spinosus ossis sphenoidalis |
| TA98 | A02.1.05.040 |
| TA2 | 626 |
| FMA | 54777 |
| Anatomical terms of bone | |
Additional images
Base of skull. Inferior surface. Spine of sphenoid bone marked with black circle
References
External links
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