Diuretic Drugs - BM5 RCR1

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1. What is the mode of action of loop diuretics?

  • Inhibit Na+/K+/Cl- reabsorption, meaning a fewer number of electrolytes remain in the limb lumen and hence a lesser volume of water is present in the lumen too
  • Inhibit Na+/K+/Cl- reabsorption, meaning a greater number of electrolytes remain in the limb lumen and hence a greater volume of water is present in the lumen
  • Inhibit Na+/K+/Cl- reabsorption, meaning a fewer number of electrolytes remain in the limb lumen and hence a greater volume of water is present in the lumen too
  • Inhibit Na+/K+/Cl- reabsorption, meaning a greater number of electrolytes remain in the limb lumen and hence a lesser volume of water is present in the lumen
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Other questions in this quiz

2. Where do potassium sparing diuretics act?

  • Glomerulus
  • Proximal convoluted tubule
  • Collecting tubules
  • Loop of Henle

3. True or false: Spirinolactone's efficacy is enhanced in hyperaldosteronism?

  • True
  • False

4. True or false: thiazide diuretics may cause hypercholesterolaemia during the first six months of administration?

  • True
  • False

5. Where do loop diuretics usually have their greatest action?

  • Thin ascending loop of Henle
  • Thick ascending loop of Henle
  • Thick descending loop of Henle
  • Thin descending loop of Henle

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