Renin is synthesized as a large preprohormone: Renin is secreted by which among the following?: (A) PCT, (B) DCT, (C) Collecting duct, (D) Juxtaglomerular apparatus
Answer is D. Ans. D. Juxtaglomerular apparatusActive renin:In the juxtaglomerular apparatus and is formed in the secretory granules of the granular cells. Only known function of its is to cleave the decapeptide angiotensin I from the amino terminal end of angiotensinogen i.e. renin substrate.