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': 'For autopsy, vitreous is preserved in: September 2008 \nSelect and explain. \nA. Phenol, B. Sulphuric acid, C. Fluoride, D. Xylol', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C: FluorideThe vitreous humor specimen is paicularly useful for alcohols, or in diabetes and insulin related deaths. It is also very useful where the body has decomposed. The fluid in the eye resists putrefaction longer than other body fluids as it is sterile and remains well protected in eye. It is useful for ceain biochemical tests such as urea, creatinie, glucose, lactose and alcohol. Vitreous humor must be collected from both eyes in separate ls of 10 ml. It is preserved with sodium fluoride (10 mg/ m1).', 'role': 'assistant'}]