Which of the following is not an enzyme of intestine?

  1. Dipeptidase
  2. Amylases
  3. Nucleosidases
  4. None of these
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Protection of intestinal Mucosa from HCl is carried out by-

  1. Alkaline secretion of pancreas
  2. Sub-mucosal glands of duodenum
  3. Mucus from intestinal goblet cells
  4. All of these
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Proteolytic enzyme of pancreas is not

  1. Trypsin
  2. Chymotrypsin
  3. Carboxypeptidase
  4. Protopeptidase
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Carbohydrates in the chyme are hydrolysed by pancreatic amylase and results into

  1. Disaccharides
  2. Maltose
  3. Lactose
  4. Sucrose
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The succus entericus does not act on

  1. Dipeptides
  2. Nucleotides
  3. Nucleosides
  4. Peptones
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Final steps of digestion occur -

  1. Occurs very close to mucosal epithelium of intestine
  2. Occurs in lumen of intestine
  3. Occurs inside mucosal epithelia of intestine
  4. Occurs in the rugae if intestine
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Nucleosides are acted upon by nucleosidases and give rise to

  1. Sugars and bases
  2. Sugars, bases and phosphates
  3. Sugars and phosphates
  4. Bases and phosphates
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Final digestion occurs in….1..and absorption occurs in …2… while undigested passes to ..3..
a. 1. Duodenum and Jejunum; 2.ileum; 3. Large intestine
b. 1. Duodenum; 2. Jejunum and ileum; 3. Large intestine
c. 1. Duodenum and ileum; 2. Caecum; 3. Rectum
d. 1. Duodenum and Jejunum; 2. Ileum; 3. Rectum

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Large intestine does not

  1. Secrete mucus
  2. Plays significant role in digestion
  3. Helps in easy passage of waste
  4. Get undigested and unabsorbed substances
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Which of the following is wrong with respect to digestion?

  1. The sight, smell or presence of food in the oral cavity stimulates secretion of saliva
  2. Hormonal signals cannot stimulate gastric and intestinal secretions.
  3. The muscular activities of different parts of the alimentary canal can be moderated by neural mechanisms.
  4. Hormones control the secretion of digestive juices.
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