Net secretion of K+ occurs in the:-: (A) Duodenum, (B) Jejunum, (C) Ileum, (D) Colon
Answer is D. Small intestine Colon Reabsorption of Na+, Cl-, K+, watersecretion of HCO-3 Reabsorption of Na+, Cl-, water secretion of K+, HCO-3