Assertion: sacrum | /r/HasProperty | bordered by two bony protuberances
Facets:
value: dorsally
type: MANNER
Source sentences:
text: The sacral canal terminates at the sacral hiatus, a small dorsal aperture at the caudal aspect of the sacrum which is bordered dorsally by two bony protuberances that are palpable on physical examination, the sacral cornu.