Medical MCQ-What is the paial pressure for carbon-di-oxide in the expired air?

What is the paial pressure for carbon-di-oxide in the expired air?

0.3 mm Hg

158 mm Hg

40 mm Hg

32 mm Hg

Question Category:

Physiology

Correct Answer:

32 mm Hg

Description:

Paial pressure of CO2 in expired air (PE CO2) - 32 mm Hg Carbon-di-oxide: Paial pressure of CO2 in inspired air (Pi CO2) 0.3 mm Hg Paial pressure of CO2 in alveolar blood (PA CO2) 40 mm Hg Paial pressure of CO2 in expired air (PE CO2) 32 mm Hg.

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