What Creates the Osmotic Gradient in the Renal Medulla

question 37

Multiple Choice

What creates the osmotic gradient in the renal medulla?

• A) passive transport of solute out of the distal tubules and collecting ducts
• B) special transport systems of the loops of Henle of cortical nephrons
• C) active transport of solute out of the distal tubules and collecting ducts
• D) active transport of solute out of the proximal tubule
• E) special transport systems of the loops of Henle of juxtamedullary nephrons

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