MCQ quiz on Kidney multiple choice questions and answers on Kidney MCQ questions on Kidney objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams.

Kidney MCQ Questions and Answers Quiz

1. About the proximal convoluted tubules, all are true except

  1. reabsorb most of Na+ ions in glomerular filtrate
  2. reabsorb most of Cl- ions in glomerular filtrate
  3. reabsorb most of K+ ions in glomerular filtrate
  4. contains JGCs which secrete renin

2. About urea, all are true except

  1. concentration rises in tubular fluid as the glomerular filtrate passes down the nephron
  2. is actively secreted by the renal tubular cells
  3. concentration in the blood rises slightly after a high protein diet
  4. causes osmotic diuresis when its blood concentration is increased

3. All the following statements are true of the H+ secreted into the lumen of the distal nephron except

  1. can combine with NH4+
  2. can combine with HCO3
  3. can combine with HPO
  4. can remains as free H

4. Amino acids are almost completely reabsorbed from the glomerular filtrate via active transport in the

  1. proximal tubule
  2. loop of Henle
  3. distal tubule
  4. collecting duct

5. Ammonia is an affective important urinary buffer for which of the following reasons

  1. its production in the kidney decrease during chronic acidosis
  2. the walls of the renal tubules are impermeable to NH3
  3. the walls of the renal tubules are impermeable to NH4
  4. its acid base reaction has a low pKa

6. An increase in the concentration of plasma potassium causes increase in

  1. release of renin
  2. secretion of aldosterone
  3. secretion of ADH
  4. release of natriuretic hormone

7. An increase in the osmolarity of the extracellular compartment will

  1. stimulate the volume and osmoreceptors, and inhibit ADH secretion
  2. inhibit the volume and osmoreceptors, and stimulate ADH secretion
  3. inhibit the volume and osmoreceptors, and inhibit ADH secretion
  4. stimulate the volume and osmoreceptors, and stimulate ADH secretion

8. Carbonic anhydrase plays an important role in all the following except

  1. the renal handing of HCO3– within the cells of the proximal tubule
  2. the renal handling of HCO3– within the lumen of proximal tubule
  3. the renal handling of HCO3– within the cells of the tubules of the distal nephron
  4. the renal handling of HCO3– within the lumen of the tubules of the distal nephron

9. Diamox causes

  1. water diuresis
  2. hypokalaemia
  3. alkalosis
  4. all of the above

10. Extracellular bicarbonate ions serve as effective buffer for all the following except

  1. sulfuric acid
  2. phosphate acid
  3. lactic acid
  4. carbonic acid
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MCQ Multiple Choice Questions and Answers on Kidney

Kidney Question and Answer