Which partial pressure is higher?

Exercise and reference answers

Questions

1. A

   Oxygen in alveolar air

   B

   Oxygen in atmospheric air

   Higher value

   Oxygen in atmospheric air

2. A

   Water vapor in alveolar air

   B

   Water vapor in outside air

   Higher value

   Water vapor in alveolar air

3. A

   Oxygen in a working muscle

   B

   Oxygen inside a capillary

   Higher value

   Oxygen inside a capillary

4. A

   Oxygen at sea level

   B

   Oxygen on Mount Everest

   Higher value

   Oxygen at sea level

5. A

   CO2 in alveolar air

   B

   CO2 in capillary blood

   Higher value

   CO2 in capillary blood

6. A

   Nitrogen in alveolar air

   B

   Oxygen in alveolar air

   Higher value

   Nitrogen in alveolar air

Instructions

Tap the side you think carries the higher partial pressure.

Explanation