Levels of prevention: 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 · Levels of prevention

Sample item

Immunizing children against measles is an example of which level of prevention?

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

The answer and the reasoning

A. Primary prevention

Primary prevention prevents disease before it occurs, including immunization and health promotion. Secondary prevention focuses on early detection, while tertiary prevention limits disability.

Option by option

  • A. Primary prevention (correct)

    Correct. Vaccination prevents initial infection and disease.

  • B. Tertiary prevention

    Tertiary prevention includes rehabilitation and complication reduction.

  • C. Quaternary prevention only

    Quaternary prevention concerns avoiding unnecessary medical harm.

  • D. Secondary prevention

    Secondary prevention includes screening and early treatment.

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 A, Primary prevention. Primary prevention prevents disease before it occurs, including immunization and health promotion.

Why is "Tertiary prevention" not the answer?

Tertiary prevention includes rehabilitation and complication reduction.

Why is "Quaternary prevention only" not the answer?

Quaternary prevention concerns avoiding unnecessary medical harm.

Why is "Secondary prevention" not the answer?

Secondary prevention includes screening and early treatment.

What concept does this question test?

It tests Levels of prevention in PSM. Secondary prevention focuses on early detection, while tertiary prevention limits disability.

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 Levels of prevention?

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.