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					 Duodenum has characteristic Brunner’s gland which secrete two hormones called
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                        - Kinase, estrogen
- Secretin, cholecystokinin
- Prolactin, parathormone
- Estradiol, progesterone
 
Correct Option: B
Secretin released by duodenal cells inhibits movement in gastrointestinal tract. Cholecystokinin stimulates release of pancreatic enzymes. Prolactin is a hormone released by anterior pituitary. Parathormone is released by parathyroid glands. Estradiol is released by ovary and progesterone is released by corpus luteum.
 
	