This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Atropine-mechanism of action in organophosphate poisoning- 
Select and explain. 
A. Reactivation of choline-esterase, B. Acts on central and peripheral post.ganglionic receptors, C. Acts on central and peripheral cholinergic receptors, D. Acts on peripheral cholinergic receptors only
C: Acts on central and peripheral cholinergic receptors
Answer: C: Acts on central and peripheral cholinergic receptors 
Explanation: Ans. is 'c' i.e., Acts on central and peripheral cholinergic receptors o In organophosphate poisoning, atropine counteracts the peripheral muscarinic symptoms and at higher doses central effects as well. o Atropine does not reverse nicotinic action i.e., peripheral muscular paralysis.