Occupational health: 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 · Occupational health

Sample item

What is the preferred control for a hazardous chemical under the hierarchy of controls?

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

The answer and the reasoning

B. Eliminate or substitute the hazard

Elimination and substitution control hazard at source and are more reliable than measures requiring individual compliance such as PPE alone.

Option by option

  • A. Rely only on personal protective equipment

    PPE is lower-level protection.

  • B. Eliminate or substitute the hazard (correct)

    Correct: source control is highest in hierarchy.

  • C. Wait for symptoms to appear

    Waiting allows preventable exposure.

  • D. Train workers without changing process

    Training alone does not remove hazard.

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 B, Eliminate or substitute the hazard. Elimination and substitution control hazard at source and are more reliable than measures requiring individual compliance such as PPE alone.

Why is "Rely only on personal protective equipment" not the answer?

PPE is lower-level protection.

Why is "Wait for symptoms to appear" not the answer?

Waiting allows preventable exposure.

Why is "Train workers without changing process" not the answer?

Training alone does not remove hazard.

What concept does this question test?

It tests Occupational health in PSM. The correct option holds because: Correct: source control is highest in hierarchy.

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 Occupational health?

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.