This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'Hypoglossal nerve supplies all muscles except \nSelect and explain. \nA. Palatoglossus, B. Styloglossus, C. Genioglossus, D. Hyoglossos', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Nerve supply Motor nerves All the intrinsic and extrinsic muscles except the palatoglossus are supplied by the hypoglossal nerve. the palatoglossus is supplied by the cranial root of the accessory nerve through the pharyngeal plexus. So seven out of eight muscles are supplied by the 12th nerve. Ref BDC volume 3;sixth edition of 268', 'role': 'assistant'}]