This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anaesthesia
Shoest acting non depolarizing muscle relaxant is 
Select and explain. 
A. Mivacurium, B. Doxacuronium, C. Pipecurium, D. Vecuronium
A: Mivacurium
Answer: A: Mivacurium 
Explanation: Suxamethonium (succinylcholine) is the shoest acting skeletal muscle relaxantMivacurium is the shoest acting nondepolarizing skeletal muscle relaxant.(Refer: stoelting's pharmacology and physiology in anaesthetic practice, 5th edition, pg no.139)