Renal: practice question

A Physiology question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

Try it

Physiology · Renal

Sample item

Where is most filtered sodium reabsorbed?

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

A. Proximal tubule

This item reviews Renal; Proximal tubule is the best answer because it directly fits the anatomical or physiological relationship described.

Option by option

  • A. Proximal tubule (correct)

    Correct. Proximal tubule matches the defining feature.

  • B. Glomerulus

    Glomerulus is not supported by the key finding.

  • C. Thin ascending limb

    Thin ascending limb is plausible but is not the best answer.

  • D. Collecting duct

    Collecting duct does not match the stated relationship.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

More Physiology questions

Questions about this Physiology question

What is the answer to this Physiology question?

The best answer is A, Proximal tubule. This item reviews Renal; Proximal tubule is the best answer because it directly fits the anatomical or physiological relationship described.

Why is "Glomerulus" not the answer?

Glomerulus is not supported by the key finding.

Why is "Thin ascending limb" not the answer?

Thin ascending limb is plausible but is not the best answer.

Why is "Collecting duct" not the answer?

Collecting duct does not match the stated relationship.

What concept does this question test?

It tests Renal in Physiology. The correct option holds because: Correct. Proximal tubule matches the defining feature.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Renal?

For each system, sketch the key graph (pressure–volume loop, oxygen dissociation curve, nephron handling) and explain it aloud. Then use the flashcards and the other Physiology questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.