Gastro - intestinal hormone in the following is_______________?
Correct answer: D. Cholecystokinin
- A. Pepsin
- B. Ptyalin
- C. Trypsin
- D. Cholecystokinin
Explanation
Cholecystokinin is a gastrointestinal hormone released mainly by I cells of the duodenum and jejunum in response to fats and amino acids. Pepsin, trypsin, and ptyalin are digestive enzymes.
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