Mineralocorticoid acts on -
PCT
Loop ofhenle
Collecting duct
All of the above
Ans. is 'C' i.e., Collecting duct Hormones that regulate tubular reabsorption Hormone Site of Action Effects Aldosterone Distal tubule (late), collecting tubule and duct |Nacl. H2O reabsorption. | K+ secretion. Angiotensin II Proximal tubule, thick ascending loop of Henle/distal tubule, collecting tubule. | Nacl. H2O reabsorption. | H+ secretion. Antidiuretic hormone Distal tubule/collecting tubule and duct | H2O reabsorption. Atrial natriuretic peptide Distal tubule/collecting tubule and duct | Nacl reabsorption. Parathyroid hormone Proximal tubule, thick ascending loop of Henle/distal tubule. | PO4 reabsorption | Ca++ reabsorption Note: Aldosterone is the major mineralo corticoid.
Renal Regulation of Minerals