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When chyme enters the duodenum, ____ is released and stimulates the pancreas to secrete bicarbonates. A. gastrin B. secretin C. insulin D. cholecystokinin E. glucagon

Answer :

Answer: B. secretin

Secretin is secreted in response to acid in the duodenum, which occurs when acid-laden chyme from the stomach flows through the pylorus. The effect of secretin on the pancreas is to stimulate duct cells to secrete water and bicarbonate.

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