Assertion: single alveolus | /r/HasProperty | ringed by a mesh of tiny capillaries
Facets:
Source sentences:
text: A single alveolus, no bigger than the width of a human hair, is ringed by a mesh of tiny capillaries that transport oxygen to the bloodstream.
text: A single alveolus, no bigger than the width of a human hair, is ringed by a mesh of tiny capillaries that transport oxygen to the bloodstream.
text: A single alveolus, no bigger than the width of a human hair, is ringed by a mesh of tiny capillaries that transport oxygen to the bloodstream.