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Beanieman Beanieman
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8 years ago
Which of the following correctly describes water movement across the epithelial cells lining the collecting duct?
A) Water can permeate the basolateral membrane through aquaporin-2 and the apical membrane through aquaporin-3, but aquaporin-2 is only present in the presence of aldosterone.
B) Water can permeate the phospholipid bilayer only in the presence of ADH.
C) Water can permeate the phospholipid bilayer only in the presence of aldosterone.
D) Water can permeate the apical membrane through aquaporin-2 and the basolateral membrane through aquaporin-3, but aquaporin-2 is only present in the presence of ADH.
E) Water can permeate the lipid bilayer at all times.
Textbook 
Principles of Human Physiology

Principles of Human Physiology


Edition: 5th
Author:
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ch1990ch1990
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8 years ago
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