This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urinary System: Functional Anatomy and Urine Formation, Subject name: Physiology
Which of the following hormone is not secreted by the kidney - 
Select and explain. 
A. Renin, B. Angiotensin I, C. Erythropoietin, D. 1, 25 DHCC
B: Angiotensin I
Answer: B: Angiotensin I 
Explanation: Ans. is 'b' i.e., Angiotensin-I o Angiotensin I is formed by angiotensinogen (which is produced in liver).Endocrine function of kidneyo Hormones secreted by kidney 1-25 (OH)2 Vit D3, Renin, Erythropoietino Hormones secreted eleswhere and act on kidney Natriuretic peptide (ANP, BNP),ADH, Aldosterone, Parathyroid.