The juxtaglomerular cells secrete what hormone?

Correct Answer: A

Rationale: Juxtaglomerular cells secrete renin to regulate blood pressure and filtration.

Correct Answer: A

Rationale: Chyme is the semi-fluid mass of partly digested food expelled by the stomach into the duodenum.

Correct Answer: D

Rationale: Rennin is responsible for the digestion of milk protein. Rennin is present in the human body in its inactive form called prorenin. When we consume milk, it reacts with the hydrochloric acid present in the stomach. Hydrochloric acid activates the inert prorenin and converts it into active Rennin.

Correct Answer: A

Rationale: Mucus or Gastric mucus is a gel barrier secreted by epithelial cells & glandular cells in the stomach wall. It protects the inner lining of the stomach from HCl.

Correct Answer: C

Rationale: Assimilation involves using absorbed nutrients to synthesize cellular components; building proteins from amino acids is a prime example.