Immunization: practice question

A PSM 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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PSM · Immunization

Sample item

Which example represents passive immunization?

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

The answer and the reasoning

C. Administration of rabies immunoglobulin after exposure

Passive immunization supplies preformed antibodies for immediate but temporary protection, as with rabies immunoglobulin; active immunization instead stimulates the recipient's own immune response and memory.

Option by option

  • A. Daily aerobic exercise

    Exercise has health benefits but is not immunization.

  • B. Recovery from a natural infection

    Natural infection usually produces active immune memory after recovery.

  • C. Administration of rabies immunoglobulin after exposure (correct)

    Correct: immunoglobulin supplies ready-made antibodies.

  • D. Measles vaccination in infancy

    Measles vaccine induces active immunity.

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 PSM questions

Questions about this PSM question

What is the answer to this PSM question?

The best answer is C, Administration of rabies immunoglobulin after exposure. Passive immunization supplies preformed antibodies for immediate but temporary protection, as with rabies immunoglobulin; active immunization instead stimulates the recipient's own immune response and memory.

Why is "Daily aerobic exercise" not the answer?

Exercise has health benefits but is not immunization.

Why is "Recovery from a natural infection" not the answer?

Natural infection usually produces active immune memory after recovery.

Why is "Measles vaccination in infancy" not the answer?

Measles vaccine induces active immunity.

What concept does this question test?

It tests Immunization in PSM. The correct option holds because: Correct: immunoglobulin supplies ready-made antibodies.

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 Immunization?

Practise biostatistics with small calculations until sensitivity, predictive values and risk measures are automatic. Then use the flashcards and the other PSM 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.