[Solved] Regarding renal handling of phosphate, which is INCORRECT?

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Q.	Regarding renal handling of phosphate, which is INCORRECT?
A.	no tubular secretion occurs
B.	most reabsorption occurs actively in proximal tubule
C.	parathyroid hormone inhibits tubular reabsorption
D.	less than 5% of filtered load is excreted
E.	phosphate is a much more powerful buffer in tubular fluid than in blood
Answer» D. less than 5% of filtered load is excreted

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