Correct Answer is: all of the above

Kidney MCQ Multiple Choice Questions Answers

Q: 1. All the following statements are true of the H+ secreted into the lumen of the distal nephron except

Correct Answer is: can remains as free H

Q: 2. Amino acids are almost completely reabsorbed from the glomerular filtrate via active transport in the

Correct Answer is: collecting duct

Q: 3. Ammonia is an affective important urinary buffer for which of the following reasons

Correct Answer is: its acid base reaction has a low pK a

Q: 4. An increase in the concentration of plasma potassium causes increase in

Correct Answer is: release of natriuretic hormone

Q: 5. An increase in the osmolarity of the extracellular compartment will

Correct Answer is: inhibit the volume and osmoreceptors, and inhibit ADH secretion

Q: 6. Carbonic anhydrase plays an important role in all the following except

Correct Answer is: the renal handling of HCO 3 â€“ within the cells of the tubules of the distal nephron

Q: 9. Glomerular filtration rate would be increased by

Correct Answer is: compression of the renal capsule

Q: 10. H+ secretion in the distal nephron is enhanced by all the following except

Correct Answer is: metabolic acidosis

Q: 11. In controlling the synthesis and secretion of aldosterone, which of the following factors is least important ?

Correct Answer is: concentration of plasma Na +

Prepare for success with our Kidney MCQs, designed to help students and exam aspirants master key concepts and boost their confidence in assessments.

About Kidney MCQ Questions

Kidney MCQ questions cover essential topics such as renal anatomy, physiology, and common disorders. These questions are carefully curated to ensure a comprehensive understanding of the kidney's structure and function, making them ideal for both academic and professional preparation.

Why Practice Kidney Objective Questions?

Practicing Kidney MCQs offers numerous benefits, including improved exam performance, enhanced interview readiness, and a solid grasp of renal concepts. Regular practice helps reinforce learning, identify knowledge gaps, and build the confidence needed to excel in various academic and professional settings.

Who Should Use These MCQs?

Kidney MCQ Questions for Practice

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

can combine with NH₄⁺
can combine with HCO₃
can combine with HPO
can remains as free H

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

proximal tubule
loop of Henle
distal tubule
collecting duct

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

its production in the kidney decrease during chronic acidosis
the walls of the renal tubules are impermeable to NH₃
the walls of the renal tubules are impermeable to NH₄
its acid base reaction has a low pK_a

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

release of renin
secretion of aldosterone
secretion of ADH
release of natriuretic hormone

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

stimulate the volume and osmoreceptors, and inhibit ADH secretion
inhibit the volume and osmoreceptors, and stimulate ADH secretion
inhibit the volume and osmoreceptors, and inhibit ADH secretion
stimulate the volume and osmoreceptors, and stimulate ADH secretion

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

the renal handing of HCO₃^â€“ within the cells of the proximal tubule
the renal handling of HCO₃^â€“ within the lumen of proximal tubule
the renal handling of HCO₃^â€“ within the cells of the tubules of the distal nephron
the renal handling of HCO₃^â€“ within the lumen of the tubules of the distal nephron

7. Diamox causes

water diuresis
hypokalaemia
alkalosis
all of the above

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

sulfuric acid
phosphate acid
lactic acid
carbonic acid

9. Glomerular filtration rate would be increased by

constriction of the afferent arteriole
a decrease in afferent arteriolar pressure
compression of the renal capsule
a decrease in the concentration of plasma protein

10. H⁺ secretion in the distal nephron is enhanced by all the following except

an increase in the level of plasma aldosterone
an increase in the tubular luminal concentration of poorly reabsorbable anions
hyperkalemia
metabolic acidosis

11. In controlling the synthesis and secretion of aldosterone, which of the following factors is least important ?

renin
angiotensin II
concentration of plasma Na⁺
adrenocorticotropic hormone ( ACTH )

12. In the distal tubules, sodium reabsorption is increased directly by increased

sympathetic nerve stimulation of the kidney
atrial natriuretic hormone secretion
antidiuretic hormone secretion
aldosterone secretion

13. In the presence of ADH, The distal nephron is least permeable to

water
ammonia
urea
sodium

14. K⁺ excretion is markedly influenced by

aldosterone
amount of Na⁺ delivered to tubules
rate of tubular secretion of H⁺
all of the above

15. Major determinants of plasma osmolarity include all the following except

sodium
hemoglobin
chloride
albumin

16. More hydrogen is secreted in

alkalosis
administration of diamox
hypokalaemia
hyperventilation.

17. Most of the glucose that is filtered through the glomerulus undergoes reabsorption in the

proximal tubule
descending limp of the loop of Henle
ascending limb of the loop of Henle
distal tubule

18. Reabsorption of Na⁺

takes place in association with CL^- & HCO₃^â€“
occurs only in PT
is under control of parathormone hormone
is a passive process

19. Renal correction of acute hyperkalemia will result in

alkalosis
acidosis
increased secretion of HCO₃^-
increased secretion of H⁺

20. Select the correct answer about proximal tubules

K⁺ is secreted in exchange with the Na⁺ which is reabsorbed under the effect of aldosterone
glucose, amino acids & proteins are completely reabsorbed
only 10% of the filtered water is reabsorbed
parathormone increase phosphate reabsorption

21. Significant buffers for hydrogen ions generated in the body from anaerobic metabolism include all the following except

extracellular bicarbonate
plasma proteins
plasma lactate
inorganic phosphate

22. The ability of the kidney to excrete a concentrated urine will increase if

the permeability of the proximal tubule to water decreases
the rate of blood flow through the medulla decreases
the rate of flow through the loop of Henle increases
the activity of the Na-K pump in the loop of Henle decreases

23. The amount of H+ excreted as titratable acid bound to phosphate would be increased by all the following except

an increase in the amount of phosphate filtered at the glomerulus
an increase in the pH of the urine
an increase in the dietary intake of phosphate
an increase in the level of plasma parathyroid hormone ( PTH )

24. The amount of potassium excreted by the kidney will decreases if

distal tubular flow increases
circulating aldosterone level increase
dietary intake of potassium increase
Na+ reabsorption by the distal nephron decreases

25. The effect of antidiuretic hormone ( ADH ) on the kidney is to

increase the permeability of the distal nephron to water
increase the excretion of Na⁺
increase the excretion of water
increase the diameter of the renal artery

26. The glomerular filtration barrier is composed of all the following except

fenestrated capillary endothelium
macula densa
basement membrane
podocytes

27. The glomerular filtration rate will increase if

circulating blood volume increase
the afferent arteriolar resistance increases
the efferent arteriolar resistance decreases
the plasma protein concentration decreases

28. The greatest amount of hydrogen ion secreted by the proximal tubule is associated with

excretion of potassium ion
excretion of hydrogen ion
reabsorption of calcium ion
reabsorption of bicarbonate ion

29. The hypothalamus will effect the release of ADH in response to all the following stimuli except

dehydration
severe hemorrhage
nicotine
pain, anxiety, or surgical stress

30. The primary renal site for the secretion of organic ions e.g urate, creatinine is

proximal tubule
loop of Henle
distal tubule
collecting duct

Kidney MCQ Multiple Choice Questions Answers | Quiz for Practice

About Kidney MCQ Questions

Why Practice Kidney Objective Questions?

Who Should Use These MCQs?

Kidney MCQ Questions for Practice

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

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

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

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

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

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

7. Diamox causes

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

9. Glomerular filtration rate would be increased by

10. H⁺ secretion in the distal nephron is enhanced by all the following except

11. In controlling the synthesis and secretion of aldosterone, which of the following factors is least important ?

12. In the distal tubules, sodium reabsorption is increased directly by increased

13. In the presence of ADH, The distal nephron is least permeable to

14. K⁺ excretion is markedly influenced by

15. Major determinants of plasma osmolarity include all the following except

16. More hydrogen is secreted in

17. Most of the glucose that is filtered through the glomerulus undergoes reabsorption in the

18. Reabsorption of Na⁺

19. Renal correction of acute hyperkalemia will result in

20. Select the correct answer about proximal tubules

21. Significant buffers for hydrogen ions generated in the body from anaerobic metabolism include all the following except

22. The ability of the kidney to excrete a concentrated urine will increase if

23. The amount of H+ excreted as titratable acid bound to phosphate would be increased by all the following except

24. The amount of potassium excreted by the kidney will decreases if

25. The effect of antidiuretic hormone ( ADH ) on the kidney is to

26. The glomerular filtration barrier is composed of all the following except

27. The glomerular filtration rate will increase if

28. The greatest amount of hydrogen ion secreted by the proximal tubule is associated with

29. The hypothalamus will effect the release of ADH in response to all the following stimuli except

30. The primary renal site for the secretion of organic ions e.g urate, creatinine is

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Kidney MCQ Multiple Choice Questions Answers | Quiz for Practice

About Kidney MCQ Questions

Why Practice Kidney Objective Questions?

Who Should Use These MCQs?

Kidney MCQ Questions for Practice

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

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

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

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

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

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

7. Diamox causes

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

9. Glomerular filtration rate would be increased by

10. H+ secretion in the distal nephron is enhanced by all the following except

11. In controlling the synthesis and secretion of aldosterone, which of the following factors is least important ?

12. In the distal tubules, sodium reabsorption is increased directly by increased

13. In the presence of ADH, The distal nephron is least permeable to

14. K+ excretion is markedly influenced by

15. Major determinants of plasma osmolarity include all the following except

16. More hydrogen is secreted in

17. Most of the glucose that is filtered through the glomerulus undergoes reabsorption in the

18. Reabsorption of Na+

19. Renal correction of acute hyperkalemia will result in

20. Select the correct answer about proximal tubules

21. Significant buffers for hydrogen ions generated in the body from anaerobic metabolism include all the following except

22. The ability of the kidney to excrete a concentrated urine will increase if

23. The amount of H+ excreted as titratable acid bound to phosphate would be increased by all the following except

24. The amount of potassium excreted by the kidney will decreases if

25. The effect of antidiuretic hormone ( ADH ) on the kidney is to

26. The glomerular filtration barrier is composed of all the following except

27. The glomerular filtration rate will increase if

28. The greatest amount of hydrogen ion secreted by the proximal tubule is associated with

29. The hypothalamus will effect the release of ADH in response to all the following stimuli except

30. The primary renal site for the secretion of organic ions e.g urate, creatinine is

Your Score

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

10. H⁺ secretion in the distal nephron is enhanced by all the following except

14. K⁺ excretion is markedly influenced by

18. Reabsorption of Na⁺