Autonomic drugs: practice question

A Pharmacology 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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Pharmacology · Autonomic drugs

Sample item

Which drug reverses severe muscarinic toxicity from organophosphate poisoning?

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

The answer and the reasoning

A. Atropine

Atropine competitively blocks muscarinic receptors and treats bronchorrhoea, bradycardia, and secretions in organophosphate poisoning.

Option by option

  • A. Atropine (correct)

    Correct: atropine treats muscarinic excess.

  • B. Naloxone

    Naloxone reverses opioids.

  • C. Flumazenil

    Flumazenil reverses benzodiazepines.

  • D. Propranolol

    Propranolol blocks beta receptors.

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 Pharmacology questions

Questions about this Pharmacology question

What is the answer to this Pharmacology question?

The best answer is A, Atropine. Atropine competitively blocks muscarinic receptors and treats bronchorrhoea, bradycardia, and secretions in organophosphate poisoning.

Why is "Naloxone" not the answer?

Naloxone reverses opioids.

Why is "Flumazenil" not the answer?

Flumazenil reverses benzodiazepines.

Why is "Propranolol" not the answer?

Propranolol blocks beta receptors.

What concept does this question test?

It tests Autonomic drugs in Pharmacology. The correct option holds because: Correct: atropine treats muscarinic excess.

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 Autonomic drugs?

Learn drugs as classes, then the exception in each class that an examiner would pick. Then use the flashcards and the other Pharmacology 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.