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': 'Toxin in mushroom poisoning principally affects: March 2011 \nSelect and explain. \nA. Liver, B. Lung, C. Bladder, D. Nerves', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: Nerves Toxins of mushroom (poison) are parasympathomimetic Mushroom poisoning Main sign and symptoms: Nausea, vomiting, diarrhea, bloody vomitus and stools, enlarged tender liver and jaundice, oliguria, pulmonary edema, mental confusion, convulsions, coma Average fatal dose: 1/2 to 1 mushroom Fatal period: 3-6 days Treatment: Gastric lavage, suppoive, atropine, exchange transfusion in children, charcoal hemoperfusion in adults', 'role': 'assistant'}]