Starting from the collecting duct, indicate the order in which urea molecules move to maintain the medullary concentration gradient.(1) Ascending limb(2) Distal convoluted tubule(3) Interstitial fluid(4) Collecting duct(5) Descending limb
A. 4, 3, 5, 1, 2
B. 2, 5, 1, 4, 3
C. 3, 5, 1, 2, 4
D. 1, 3, 5, 2, 4
E. 4, 2, 1, 3, 5
Answer: A
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What will be an ideal response?
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Answer the following statement true (T) or false (F)