M.C. nerve used for monitoring during anaesthesia –: (A) Ulnar nerve, (B) Facial nerve, (C) Radial nerve, (D) Median nerve
Answer is A. In anaesthetic practice neuromuscular block monitored recording contractile responses of thumb muscle (adductor pollicis) to transcutaneous ulnar nerve stimulation. Facial nerve stimulation of orbicularis oculi is the second most common.