Question
Biology Question on Parts of the digestive system
Duodenum has characteristic Brunners glands which secrete two hormones called
A
kinase, oestrogen
B
secretin, cholecystokinin
C
prolactin, parathormone
D
estradion, progesterone
Answer
secretin, cholecystokinin
Explanation
Solution
Brunner's gland secrete large amount of mucus and bicarbonates to protect duodenal mucosa and to neutralize the acidic chyme. It also secretes two hormones:
[a] Secretin
[b] Cholecystokinin (CCK)
These stimulate-
(i) Secretion of pancreatic juice by pancreas
(ii) Release of bile from gall bladder
(iii) Formation of bile by liver and pancreatic juice