Neurocognitive disorders: practice question

A Psychiatry 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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Psychiatry · Neurocognitive disorders

Sample item

What is a core feature of dementia?

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

The answer and the reasoning

B. Progressive cognitive decline affecting daily function

Dementia is a progressive decline in one or more cognitive domains that interferes with independent functioning and is not explained by delirium alone.

Option by option

  • A. Fluctuating inattention over hours only

    Hours-long fluctuation suggests delirium.

  • B. Progressive cognitive decline affecting daily function (correct)

    Correct: progressive functional cognitive decline defines dementia.

  • C. Sudden focal weakness only

    Focal weakness suggests neurological lesion.

  • D. Isolated sad mood

    Low mood alone is depression.

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 Psychiatry question

What is the answer to this Psychiatry question?

The best answer is B, Progressive cognitive decline affecting daily function. Dementia is a progressive decline in one or more cognitive domains that interferes with independent functioning and is not explained by delirium alone.

Why is "Fluctuating inattention over hours only" not the answer?

Hours-long fluctuation suggests delirium.

Why is "Sudden focal weakness only" not the answer?

Focal weakness suggests neurological lesion.

Why is "Isolated sad mood" not the answer?

Low mood alone is depression.

What concept does this question test?

It tests Neurocognitive disorders in Psychiatry. The correct option holds because: Correct: progressive functional cognitive decline defines dementia.

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 Neurocognitive disorders?

Learn each diagnosis by its core features and its first-line treatment. Then use the flashcards and the other Psychiatry 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.