Spine of sphenoid bone

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.)
LatinSpina ossis sphenoidalis,
Processus spinosus ossis sphenoidalis
Anatomical terms of bone

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.

Additional images

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