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Duodenum has characteristic Brunner’s gland which secrete two hormones called

1. Kinase, estrogen
2. Secretin, cholecystokinin
3. Prolactin, parathormone
4. Estradiol, progesterone

Correct answer: Secretin, cholecystokinin

Solution

The duodenum is the main site where hormones that stimulate pancreatic secretion and gallbladder contraction are released. Secretin and cholecystokinin are the classic intestinal hormones linked to this region, matching the correct option.

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