All the following statements are correct regarding Hepatitis A except:

1. It is an inflammation of liver caused by an RNA virus

2. It is usually spread by eating food or drinking water contaminated with infected feces.

3. It can cause jaundice in humans.

4. A vaccine has not yet been made to prevent its infection.

Subtopic:  Human Immune System |
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The most common cause of diarrhea in young children is:

1. Escherichia coli

2. Rotavirus

3. Entamoeba histolytica

4. Salmonella typhi

Subtopic:  Disorders of Digestive System |
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Which cells of ‘Crypts of Lieberkuhn' secrete antibacterial lysozyme?
1. Argentaffin cells
2. Paneth cells
3. Zymogen cells
4. Kupffer cells

Subtopic:  Histology of Gut |
 62%
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A baby boy aged two years is admitted to play-school and passes through a dental check-up. The dentist observed that the boy had twenty teeth. Which teeth were absent?
1. Incisors
2. Canines
3. Premolars
4. Molars

Subtopic:  Alimentary Canal: Oral Cavity & Teeth |
 81%
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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

Subtopic:  Pancreatic Secretions |
 81%
From NCERT
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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

Subtopic:  Pancreatic Secretions |
 82%
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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

Subtopic:  Pancreatic Secretions |
 90%
From NCERT
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In the stomach, gastric acid is secreted by the:-
1. parietal cells
2. peptic cells
3. acidic cells
4. gastrin secreting cells

Subtopic:  Gastric Secretions |
 68%
From NCERT
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The enzyme that is not present in succus entericus is
1. maltase
2. nucleases
3. nucleosidase
4. lipase

Subtopic:  Pancreatic Secretions |
 62%
From NCERT
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Which of the following statement is not correct?
1. Brunner's glands are present in the submucosa of stomach and secrete pepsinogen.
2. Goblet cells are present in the mucosa of intestine and secrete mucus.
3. Oxyntic cells are present in the mucosa of stomach and secrete HCl.
4. Acini are present in the pancreas and secrete carboxypeptidase.

Subtopic:  Gastric Secretions |
 75%
From NCERT
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