Assertion: skull's bone | /r/HasAspect | air spaces
Facets:
Source sentences:
text: The human cerebral cranium is made up of six flat curved bones: the unpaired frontal and temporal bones, the paired parietal and temporal bones, and the sphenoid and ethmoid bones (situated at the base of the skull and possessing air spaces).
text: The human cerebral cranium is made up of six flat curved bones: the unpaired frontal and temporal bones, the paired parietal and temporal bones, and the sphenoid and ethmoid bones (situated at the base of the skull and possessing air spaces).