HCl secreted by the gastric mucosa does not:
1. kill bacteria
2. catalyze the hydrolysis of peptide bonds
3. denature dietary proteins
4. cause the activation of pepsin

Subtopic:  Gastric Secretions |

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A high rate of red blood cell destruction, with elevated levels of bilirubin in the blood, causes ______.

1. diverticulitis 2. gall stones
3. jaundice 4. lithotripsy
Subtopic:  Disorders of Digestive System |
 82%

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The only exopeptidase amongst the following is:
1. trypsin
2. elastase
3. chymotrypsin
4. carboxypeptidase

Subtopic:   DIGESTION OF FOOD |

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Digestion of polymers is brought about by:
1. polymerization
2. absorption
3. condensation
4. hydrolysis

Subtopic:   DIGESTION OF FOOD |
 61%

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An accessory digestive gland amongst the following would be:
1. Pyloric glands
2. Crypts of Lieberkuhn
3. Salivary glands
4. Oxyntic glands

Subtopic:  Accessory Digestive Glands |
 55%
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Which layer in the wall of the gastrointestinal tract has an inner circular and outer longitudinal layer?

1. lamina propria 2. muscularis mucosa
3. submucosa 4. muscularis
Subtopic:  Histology of Gut |
 60%
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Most of the parasympathetic supply to the alimentary canal is by:
1. vagus nerve
2. thoracic spinal nerves
3. lumbar spinal nerves
4. sacral spinal nerves

Subtopic:  Alimentary Canal: Oral Cavity & Teeth |
 61%

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What prevents GER [gastro esophageal reflux]?
1. lower esophageal sphincter
2. sphincter of Oddi
3. esophageal hiatus
4. glottis

Subtopic:  Histology of Gut |
 62%

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A column-shaped cell found in the respiratory and intestinal tracts, which secretes the main component of mucus, is the:

1. G cell 2. enterochromaffin-like cell
3. parietal cell 4. goblet cell
Subtopic:  Peristalsis: Gland in Alimentary Canal |
 78%
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Perhaps the only function of stomach that appears to be essential for life is the:
1. bactericidal action of HCl
2. digestion of proteins
3. absorption of drugs like acetyl salicylic acid
4. secretion of intrinsic factor

Subtopic:   DIGESTION OF FOOD |

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