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NBME 21 Answers

nbme21/Block 4/Question#28

A 56-year-old man undergoes surgical resection of ...

Release of cholecystokinin

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submitted by hayayah(414),

Although half these hormones can actually also be secreted from the duodenum, the duodenum is associated the most with CCK release.

didelphus  Gastrin, intrinsic factor, and pepsin are secreted by the stomach. VIP is synthesized in neurons, so CCK (from I cells of duodenum) would be most directly affected by a duodenectomy. +7