Q. No.The opening of the stomach into the duodenum is guarded by:
1. Cardiac sphincter
2. Sphincter of Oddi
3. Pyloric sphincter
4. Ileocaecal sphincter
1. Cardiac sphincter
2. Sphincter of Oddi
3. Pyloric sphincter
4. Ileocaecal sphincter
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Rugae are:
1. irregular folds in the stomach formed by mucosa
2. irregular folds in the stomach formed by submucosa
3. irregular folds in the stomach formed by muuscularis
4. regular folds in the stomach formed by mucosa
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From the undigested food reaching it, the large intestine absorbs most of:
1. The vitamins
2. Bile salts
3. Water
4. Both 2 and 3
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What is not true regarding vomiting?
1. It is the ejection of stomach contents through the mouth.
2. It is usually voluntary but can occur as a reflex action.
3. It is controlled by the vomit centre in the medulla oblongata.
4. A feeling of nausea precedes vomiting.
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The specific role of bile pigments with respect to fat utilization is:
1. Emulsification
2. Micelle formation
3. Enterohepatic circulation
4. Nothing
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Which of the following would not be classified as an accessory digestive gland?
1. Liver
2. Crypts of Lieberkuhn
3. Pancreas
4. Salivary glands
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The proteolytic enzymes of pancreatic juice act on all the following except:
1. Proteins
2. Proteoses
3. Peptones
4. Aminopeptides
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In jaundice, skin and eyes turn yellow due to the deposition of:
1. Bile salts
2. Carotenoids
3. Xanthophylls
4. Bile pigments
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Which of the following is a sub-mucosal gland?
1. Sublingual salivary gland
2. Pyloric glands
3. Brunner’s glands
4. Submandibular salivary gland
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