Pharmacology Atropine is useful in organophosphate poisoning because it: A Reactivates acetylcholinesterase B Competes with acetylcholine release C Binds with both nicotinic and muscarinic acetylcholine receptors D Is a competitive antagonist of acetylcholine 💡 Explanation Atropine is useful in organophosphate poisoning because it: ✓ Correct Answer: D. Is a competitive antagonist of acetylcholine