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Biology
Partial pressures of oxygen and carbon dioxide in healthy human lung alveoli are respectively, nearest to
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Q. Partial pressures of oxygen and carbon dioxide in healthy human lung alveoli are respectively, nearest to
AMU
AMU 2015
Breathing and Exchange of Gases
A
104 and 40 mm of Hg
68%
B
90 and 20 mm of Hg
13%
C
40 and 46 mm of Hg
12%
D
159 and 0.3 mm of Hg
7%
Solution:
Partial pressure of oxygen $ pO_{2}=100\,mm\, Hg$ whereas carbon dioxide $pCO_{2}=40\,mm\, Hg$ is observed in human lung alveoli.