Communicable diseases: cholera incubation: 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 · Communicable diseases: cholera incubation

Sample item

The incubation period of cholera typically ranges from:

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

The answer and the reasoning

A. A few hours to 5 days

Cholera has a short incubation period, from a few hours to five days, usually 1 to 3 days. This explains explosive outbreaks after a common source exposure such as contaminated water.

Option by option

  • A. A few hours to 5 days (correct)

    Correct. Hours to 5 days.

  • B. 1 to 3 months

    1 to 3 months is too long for cholera.

  • C. 2 to 4 weeks

    2 to 4 weeks resembles hepatitis A.

  • D. 7 to 14 days

    7 to 14 days is typical of typhoid.

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, A few hours to 5 days. Cholera has a short incubation period, from a few hours to five days, usually 1 to 3 days.

Why is "1 to 3 months" not the answer?

1 to 3 months is too long for cholera.

Why is "2 to 4 weeks" not the answer?

2 to 4 weeks resembles hepatitis A.

Why is "7 to 14 days" not the answer?

7 to 14 days is typical of typhoid.

What concept does this question test?

It tests Communicable diseases: cholera incubation in PSM. This explains explosive outbreaks after a common source exposure such as contaminated water.

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 Communicable diseases: cholera incubation?

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.