The collecting duct becomes more permeable to water when
A) colloid osmotic pressure increases.
B) ADH production increases.
C) plasma osmolality decreases.
D) aldosterone production decreases.
E) ADH production decreases.

Question

Quizplus · Accepted Answer

The collecting duct becomes more permeable to water when ADH (antidiuretic hormone) production increases. ADH acts on the kidneys to increase water reabsorption, making the collecting ducts more permeable to water, thus concentrating the urine and reducing water loss.

The Collecting Duct Becomes More Permeable to Water When