Which of the following combination is correct regarding the effect of 02 consumption and alveolar ventilation on alveolar PO2? Alveolar PO2 is: a. inversely proportional to the rate of 02 consumption and inversely proportional to the rate of alveolar ventilation. b. directly proportional to the rate of 02 consumption and inversely (se) proportional to the rate of alveolar ventilation c. inversely proportional to the rate of 02 consumption and directly proportional to the rate of alveolar ventilation d. directly proportional ($ab) to the rate of 02 consumption and directly proportional to the rate of alveolar ventilation. O e. Alveolar PO2 is not affected by the rate of 02 consumption or the rate of alveolar ventilation.

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