Question

The partial pressure of CO2 is highest in ____ and lowest in ____. a. Venous blood, inspired air b. Venous blood, alveoli c. Arterial blood, expired air d. Arterial blood, venous blood

Answer 1

Answer:

B) venous blood and aveolar

Explanation:

Partial pressure of carbon dioxide in the aveolar is the lowest, it is 40mmHg (millimetre mecury ) while the partial of carbon dioxide in venous blood is the highest at 45 to 50 mmHg (millimetre mecury)