Atropine is useful in organophosphate poisoning because it -
Ans. is 'd' i.e., Is a competitive antagonist of acetylcholine o Atropine acts as competitive antagonist at muscarinic receptors. It has no activity on nicotinic receptors and has nothing to do with Ach release.
Reactivates acetylcholinesterase
Competes with acetylcholine release
Binds with both nicotinic and muscarinic acetylcholine receptors
Is a competitive antagonist of acetylcholine