Gas Exchange & Partial Pressures (Advanced)
Physiology
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Respiratory
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Gas Exchange and Transport
Q. Which of the following is true regarding gas exchange in the lungs:
a
The partial pressure gradient is a key driver of diffusion
b
Diffusion rate increases when the distance for diffusion increases
c
Surface area is inversely proportional to diffusion rate
d
All of the oxygen in the alveoli enters the pulmonary capillaries
e
The partial pressure of carbon dioxide is higher in the systemic arterial blood than in the alveolar air
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