Ventilation-
Perfusion
un
seel
.com · alveolus · V/Q ratio · gas exchange · matching
V/Q ratio
0.8
PaO2
100
mmHg
SaO2
98
%
state
—
O2 oxygen (air flow)
deoxygenated blood
CO2 carbon dioxide
oxygenated blood
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Un
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.com · Ventilation-Perfusion Matching