Multiple Choice
Why does diffusion across the respiratory membrane proceed very rapidly?
A) because the gases are lipid-soluble
B) because the distance across the respiratory membrane is short
C) because the basement membrane of the alveolar epithelium is fused with the adjacent capillaries
D) because the the surface area of the blood-air barrier is large
E) All answer choices are correct.
Correct Answer:
Verified
Correct Answer:
Verified
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