Q. No.Parasympathetic stimulation of stomach leads to all the following except:
1. secretion of somatostatin
2. inhibition of somatostatin
3. secretion of gastrin
4. promotion of histamine
Pancreatic secretions can be prevented from entering the duodenum by:
1. pyloric valve
2. sphincter of oddi
3. the common bile duct
4. cholecystokinin secretion
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A cause of pancreatitis can be autodigestion by the activation, within the pancreas, of:
1. bile
2. bacterial
3. carboxypeptidase
4. trypsin
The secretion of which of the following will carry large amounts of sodium bicarbonate to neutralize the acidity of chyme in the small intestine?
1. pancreas
2. gall bladder
3. jejunum
4. salivary glands
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Enterokinase:
| 1. | stimulates bicarbonate secretion by the pancreas |
| 2. | stimulates secretion of gastrin by the stomach |
| 3. | converts trypsinogen into trypsin |
| 4. | converts pepsinogen into pepsin |
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The dysfunction of which of the following will most adversely affect the digestion of food in humans?
1. Gall bladder
2. Stomach
3. Pancreas
4. Salivary glands
Which of the following options best represents enzyme composition of pancreatic juice?
1. Amylase, peptidase, trypsinogen, rennin
2. Amylase, pepsin, trypsinogen, maltase
3. Peptidase, amylase, pepsin, rennin
4. Lipase, amylase, trypsinogen, procarboxypeptidase
Which hormones do stimulate the production of pancreatic juice and bicarbonate?
1. Angiotensin and epinephrine
2. Gastrin and insulin
3. Cholecystokinin and secretin
4. Insulin and glucagon
Which of the following guards the opening of hepatopancreatic duct into the duodenum?
1. Ileocaecal valve
2. Pyloric sphincter
3. Sphincter of Oddi
4. Semilunar valve
The enzyme that is not present in succus entericus is
1. maltase
2. nucleases
3. nucleosidase
4. lipase
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