"Diluting segment" of a nephron is:
Thick ascending LOH is k/a the diluting segments of the nephron. It is impermeable to water. It has NKCC cotranspoer proteins that reabsorb Na+, K+, 2Cl- ions. Thus,There is a net reabsorption of solutes with no movement of water, making the tubular fluid that reaches the DCT hypotonic.
Descending limb of loop of Henle
Thick ascending limb of loop of Henle
DCT
Collecting duct
Excretory System (Kidney, Bladder) Acid-Base Balance