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: Forensic Medicine
[{'content': 'In nux vomica poisoning the following are also required to be preserved - \nSelect and explain. \nA. Long bones, B. Brain, C. Muscles, D. Skin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Brain and spinal cord\xa0should be preserved for analysis (in addition to usual viscera) in deaths from suspected strychnine poisoning.', 'role': 'assistant'}]