22. The Respiratory System
Respiration
Multiple Choice
Multiple ChoiceWhat is one difference between air in the alveoli compared to air in the atmosphere?
A
The total pressure of air in the alveoli will be greater than the total pressure of air in the atmosphere.
B
The partial pressure due to water vapor is much greater in the alveoli than in the atmosphere.
C
The partial pressure due to carbon dioxide is greater in the atmosphere than in the alveoli.
D
The partial pressure of oxygen is equal to the partial pressure of carbon dioxide in the alveoli, but not in the atmosphere.
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