Organophosphate Toxicity · Pharmacology

Which sign distinguishes organophosphate poisoning from anticholinergic toxicity?

  1. Mydriasis
  2. Dry mouth
  3. Bradycardia
  4. Hyperthermia
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Correct answer: Bradycardia

Organophosphate toxicity causes bradycardia due to muscarinic overstimulation. Anticholinergic toxicity typically causes tachycardia.

Difficulty: Medium Question 12 of 20

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