This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Muscle relaxants, Subject name: Anaesthesia
Most common nerve used for monitoring during anesthesia : 
Select and explain. 
A. A. Ulnar nerve, B. B. Facial nerve, C. C. Radial nerve, D. D. Median nerve
A: A. Ulnar nerve
Answer: A: A. Ulnar nerve 
Explanation: Most common nerve used in neuromuscular monitoring is Ulnar nerve stimulation (recording contractile responses of thumb muscle, adductor pollicis) Second most common nerve used for monitoring is facial nerve (orbicularis oculi)