alveolar air


al·ve·o·lar gas

(symbol subscript A), the gas in the pulmonary alveoli, where O2-CO2 exchange with pulmonary capillary blood occurs. Synonym(s): alveolar air

al·ve·o·lar gas

(al-vē'ŏ-lăr gas) Gas symbol subscript A; the gas in the pulmonary alveoli, where O2-CO2 exchange with pulmonary capillary blood occurs.
Synonym(s): alveolar air.

alveolar air

Air in the alveoli. It is involved in the pulmonary exchange of gases between air and the blood. Its content is determined by sampling the last portion of a maximal expiration. See also: air