Assertion: lung's alveoli | /r/HasProperty | tiny grape-like sacs
Facets:
value: in the lungs
type: LOCATION
Source sentences:
text: The average adult has about 600 million alveoli, which are tiny grape-like sacs at the end of the respiratory tree.
text: The alveoli are the tiny grape-like structures in the lungs and the sites of gas exchange.
text: The average adult has about 600 million alveoli, which are tiny grape-like sacs at the end of the respiratory tree.