Stimulates enzyme secretion by pancreas, inhibits acid secretion in stomach, stimulates gall bladder
B
Stimulates bicarbonate secretion by pancreas, inhibits acid secretion in stomach, stimulates bicarbonate secretion by live
C
Stimulates acid secretion in stomach, potentiates action of CCK, inhibits intestinal movement
D
Stimulates gall bladder, inhibits acid secretion in stomach, stimulates bicarbonate secretion by pancreas
Text Solution
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The correct Answer is:
D
Secretin is a polypeptide made up 27 amino acids. When hydrochloric acid passes from the stomach into the duodenum, Secretin is released into the blood stream and stimulates the acinar cells of the pancrease to secrete water and bicarbonate into the pancreatic ducts.
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Assertion: Endocrine cells present in different parts of the gastro-intestinal tract secrete four major peptide hormones namely gastrin, secretin, CCK and GIP. Reason: These hormones regulates the secretion of digestive juices and help in digestion.
Mark the odd one in each of the following series: (i) Gastric trypsin, secretin, duocrinin (ii) Maltase, lactase, lipase, sucrase (iii) Villi, Brunnner,s glands, crypts of Lieberkuhn, gastric glands (iv) Pepsin, lipase, tryspin, rennin (v) Bile salts, bile pigments, gall bladder gastric juice (vi) Maltase, lactase, aminopeptidase, sucrase.
