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': 'Postmoem blood is collected from which vessel ? \nSelect and explain. \nA. Femoral aery, B. Femoral vein, C. Cephalic vein, D. Brachial aery', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Femoral vein Before autopsy 10 - 20 ml of blood is collected from the femoral vein in groin. Jugular/ subclan vein can also be used.", 'role': 'assistant'}]