Immunity: 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.

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Physiology · Immunity

Sample item

What is first line innate barrier?

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

The answer and the reasoning

B. Skin

This item reviews Immunity; Skin is the best answer because it directly matches the anatomical or physiological relationship described.

Option by option

  • A. Antibody

    Antibody does not fit the stated relationship.

  • B. Skin (correct)

    Correct. Skin fits the defining feature.

  • C. Plasma cell

    Plasma cell is unsupported by the key finding.

  • D. Memory T cell

    Memory T cell is plausible but not the best answer.

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.

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Questions about this Physiology question

What is the answer to this Physiology question?

The best answer is B, Skin. This item reviews Immunity; Skin is the best answer because it directly matches the anatomical or physiological relationship described.

Why is "Antibody" not the answer?

Antibody does not fit the stated relationship.

Why is "Plasma cell" not the answer?

Plasma cell is unsupported by the key finding.

Why is "Memory T cell" not the answer?

Memory T cell is plausible but not the best answer.

What concept does this question test?

It tests Immunity in Physiology. The correct option holds because: Correct. Skin fits 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 Immunity?

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.