alveolar air


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Related to alveolar air: alveolar air equation

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

alveolar air

the respiratory gases in an alveolus of the lung. Alveolar air can be analyzed for its content of oxygen, carbon dioxide, or other gases by collecting the last portion of air expelled by maximum exhalation. Also called alveolar gas.

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
References in periodicals archive ?
To correct for dilution of alveolar air from dead volume air in the breath sample and to normalize the concentration of each analyte to correctly reflect the breath concentration, we measured the carbon dioxide concentration in each canister sample using a C[O.
Tartoni (1993), "Chloroform in Alveolar Air of Individuals Attending Indoor Swimming Pools," Archives of Environmental Health, 48(4):250-255.
The "single breath canister" (SBC) sampling method is based on direct exhalation of alveolar air into a 1-L volume stainless steel canister with an internally passivated surface.
Portable units for analyzing the CO content of expired alveolar air offer a noninvasive measure.