Cranial nerve not involved in spinal anaesthesia –: (A) 1st and 10th, (B) 3rd and 6th, (C) 2nd and 4th, (D) 7th and 8th
Answer is A. All cranial nerves except 1st, 9th & 10th can be involved after spinal anesthesia. Most commonly (90%) 6th nerve is involved.