This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuromuscular Blocker, Subject name: Anaesthesia
The effect of neuromuscular blocking drugs is measured as the depression of adductor muscle contraction following electrical stimulation of which nerve:- 
Select and explain. 
A. Ulnar nerve, B. Median nerve, C. Radial nerve, D. Occipital nerve
A: Ulnar nerve
Answer: A: Ulnar nerve 
Explanation: Different stimulation - Single Twitch Tetanus Train of four stimulus (most common) Double burst stimulation Post - tetanic count Nerves used - ulnar nerve (most common)(Adductor pollicis muscle ) Facial nerve Posterior tibial nerve External peroneal nerve