Physiology In Kidney which of the following is true? A Osmolarity of tubular fluid in PCT gradually increases B Osmolarity of fluid in DCT is more than in Bowmann's capsule C Fluid coming out of descending limb of loop of Henle is hypotonic D Osmolarity of medullary interstitium is more than plasma 💡 Explanation In Kidney which of the following is true? ✓ Correct Answer: D. Osmolarity of medullary interstitium is more than plasma