Bolus is formed in

  1. Buccal cavity
  2. Oral cavity
  3. Pharynx
  4. More than one option is correct
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Bolus from oral cavity to ……... Oesophagus……..stomach. Which of the process/ movements are responsible for it?

  1. Deglutition and segmentation
  2. Deglutition and peristalsis
  3. Peristalsis and segmentation
  4. Peristalsis and deglutition
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Saliva does not has

  1. Lysozyme
  2. Carbohydrate splitting enzyme
  3. Protease
  4. Chloride ions
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Which of the following statement is not wrong about carbohydrate digestion?

  1. 30% of carbohydrate digestion occurs in mouth
  2. 30% of starch hydrolysis occurs in mouth
  3. 70% carbohydrate digestion occurs in small intestine.
  4. More than one options are correct.
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Intrinsic factor is secreted by

  1. Parietal cells/ chief cells
  2. Oxyntic/peptic cells
  3. Oxyntic / parietal cells
  4. Chief/ peptic cells
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Which of the following is major product of chief cells?

  1. Pepsinogen
  2. Mucus
  3. HCl
  4. Vitamin B12
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Find the wrong one.

  1. Churning movement- stomach
  2. Chyme- stomach
  3. Bolus- Mouth
  4. Stomach- storage of food for 2 to 3 hrs
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Pepsin is

  1. Proteolytic enzyme
  2. Activated by HCl
  3. Converts proteins into peptones and peptides
  4. More than one option is correct.
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HCl of stomach can damage mucosal epithelia of stomach but

  1. Mucus prevents it
  2. Mucus along with carbonate prevent it.
  3. Mucus+bicarbonate prevent it
  4. Only bicarbonate prevents it.
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Which of the following is correct?

  1. Milk fats are digested by Rennin.
  2. A prolytic enzyme found in infants.
  3. Rennin is active at pH-1.8
  4. Lingual lipases are not present in gastric juice
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