Which of the following helps maintain a high solute concentration in the kidney medulla?

Which of the following helps maintain a high solute concentration in the kidney medulla?


A. high urea concentration in medulla

B. active transport of solutes from ascending limb

C. the vasa recta

D. functions of the loop of Henle

E. All of these choices are correct


Answer: E. All of these choices are correct


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Biology Chapter 26

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