<prompt> Maximum potassium reabsorption occurs in?Proximal convoluted tubuleDistal convoluted tubuleCoical collecting ductMedullary collecting duct  <response>: Ans. isai.e., Proximal convoluted tubuleRl Guyton 12ne p. 334Most of the solutes and water are maximally absorbed in proximal tubule :-60-70 of Na is reabsorbed along with 6O-70 of Cl-60-70 of K is reabsorbed 