NEET Zoology Digestion and Absorption Questions Solved

Release of pancreatic juice is stimulated by 

(a) enterokinase

(b) cholecystokinin

(c) secretin

(d) Both b and c

Audio Explanation:

(d) Pancreatic juice secretion is principally regulated by the hormones secretin and cholecystokinin, which are produced by the walls of the duodenum. The release of these hormones into the blood is stimulated by the entry of the acidic chyme into the duodenum.

Secretin is secreted by δ-cells of mucosa of duodenum which stimulates pancreas and controls the volume of pancreatic juice including water and electrolytes.

Difficulty Level:

  • 29%
  • 23%
  • 14%
  • 36%