Bioscience - Digestive 2020

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1. In the stomach partial digestion (chemically) occurs with the following food categories:

  • Mainly protein and a little fat
  • Carbohydrates, protein and fat
  • Carbohydrates only
  • Protein only
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Other questions in this quiz

2. The stomach produces gastric juice which contains:

  • Mucous, HCl, Pepsinogen, Gastrin, Intrinsic factor and Pepsin
  • Mucous, Pepsin, HCl
  • Mucous, HCl, Pepsinogen, Intrinsic factor
  • Mucous, HCl, Pepsinogen, extrinsic factor

3. The very end of the small intestine is called

  • The jejunum
  • The ileocaecal junction
  • The ileum
  • The duodenum

4. Hydrochloric acid is useful because it

  • Denatures protein and therefore assists in the protease activity of pepsin
  • All the above are correct
  • Helps to convert pepsinogen to pepsin
  • Is antimicrobial to some extent

5. The absorption of many nutrients takes place across the vascular

  • Pylorus
  • Small Intestine, mucosal villi
  • Haustra in the colon
  • Lacteals

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