The Osmotic Gradient of the Medulla

question 31

Multiple Choice

The osmotic gradient of the medulla:

• A) Controls the permeability of the walls of the collecting duct
• B) Affects passive reabsorption of water in the descending loop of Henle
• C) Stimulates sodium reabsorption in the proximal convoluted tubule
• D) Controls ammonia production by the distal convoluted tubule

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