Identify the wrong statements : Choose the most appropriate answer from the options given below :
- D and E only
- A and B only
- C and E only
- A and C only
Answer
(3) C and E only
Solution
A. Juxtaglomerular cells of the kidney produce erythropoietin, which stimulates erythropoiesis. Correct.
B. Leydig cells (interstitial cells) of the testis produce androgens, mainly testosterone. Correct.
C. Atrial natriuretic factor is a peptide hormone secreted by the atrial wall of the heart, not by the seminiferous tubules. Wrong.
D. Cholecystokinin is produced by the gastro-intestinal tract. Correct.
E. Gastrin acts on the gastric glands and stimulates the secretion of HCl and pepsinogen; it does not act on the intestinal wall. Wrong.
Wrong statements: C and E.
Answer: (3)