Outbreaks: 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 · Outbreaks

Sample item

A single sharp outbreak peak suggests what source?

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

The answer and the reasoning

A. Point source

This item reviews Outbreaks; Point source is the best answer because it directly fits the forensic or public-health principle described.

Option by option

  • A. Point source (correct)

    Correct. Point source is supported by the defining principle.

  • B. Endemic

    Endemic is plausible but not the single best answer.

  • C. Sporadic only

    Sporadic only is not supported by the key finding.

  • D. Propagated

    Propagated does not match the stated scenario.

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, Point source. This item reviews Outbreaks; Point source is the best answer because it directly fits the forensic or public-health principle described.

Why is "Endemic" not the answer?

Endemic is plausible but not the single best answer.

Why is "Sporadic only" not the answer?

Sporadic only is not supported by the key finding.

Why is "Propagated" not the answer?

Propagated does not match the stated scenario.

What concept does this question test?

It tests Outbreaks in PSM. The correct option holds because: Correct. Point source is supported by the defining principle.

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 Outbreaks?

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.