Q:

Secretin differs from cholecystokinin-pancreozymin (CCK-PZ) in that it

safaTerkawi
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2022-08-15
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 Secretin differs from cholecystokinin-pancreozymin (CCK-PZ) in that it.

  1. Is formed by mucosal cells in the upper small intestine.
  2. Stimulates the pancreas to secrete a juice which is rich in digestive enzymes.
  3. Stimulates the pancreas to secrete a watery alkaline juice.
  4. Has less effect on gallbladder smooth muscle.
  5. Decreases gastric motility.
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safaTerkawi
2022-08-15
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A. False Both are formed by these cells.

B. False Secretin juice is poor in enzymes.

C. True Secretin juice is copious and rich in bicarbonate ions.

D. True ‘Cholecystokinin’ implies stimulation of the gallbladder.

E. True CCK-PZ resembles gastrin and increases gastric motility.

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