This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'During a thyroid operation, a nerve coursing along with the superior thyroid artery is injured. What can be the possible consequence(s)? \nSelect and explain. \nA. Loss of sensation above vocal cord, B. Loss of sensation below vocal cord, C. Paralysis of lateral cricoarytenoid muscle, D. Paralysis of cricothyroid muscle', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The nerve coursing along with the superior thyroid artery is external laryngeal nerve (branch of superior laryngeal nerve, vagus) which supplies cricothyroid muscle.\xa0\nAll the muscles of larynx are supplied by recurrent laryngeal nerve, except the cricothyroid muscle.\nSensory\xa0supply\xa0to\xa0laryngeal\xa0mucosa\xa0above\xa0vocal\xa0cords\xa0is\xa0by internal\xa0laryngeal\xa0nerve\xa0and\xa0below the\xa0vocal\xa0cords\xa0by\xa0recurrent\xa0laryngeal nerve.', 'role': 'assistant'}]