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spine of sphenoid bone (spina ossis sphenoidalis); sphenoid spine (spina ossis sphenoidalis); sphenoidal spine (spina ossis sphenoidalis); angular spine (spina ossis sphenoidalis); spina angularis (spina ossis sphenoidalis); spinous process of sphenoid (spina ossis sphenoidalis); spinous process of sphenoid bone (spina ossis sphenoidalis, spina angularis); spine of the sphenoid |