Assertion: lung's tube | /r/CapableOf | start at mouth
Facets:
Source sentences:
text: Air is brought to the alveoli in small doses (called the tidal volume), by breathing in (inhalation) and out (exhalation) through the respiratory airways, a set of relatively narrow and moderately long tubes which start at the nose or mouth and end in the alveoli of the lungs in the chest.