M 11 P 24 - Renal clearance

Q. Which of the following statement is true?

  a. Fluid coming from descending limb of loop of Henle is hypotonic.
  b. Descending limb of loop of Henle is permeable to solutes.
  c. If clearance of a substance is greater than GFR, then tubular secretion must be present.
  d. Clearance of a substance is always more than GFR if there is tubular secretion.                                        



Answer:
c. If clearance of a substance is greater than GFR, then tubular secretion must be present.