This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thanatology, Subject name: Forensic Medicine
[{'content': "Winslow's test was once used to detect the stoppage of : \nSelect and explain. \nA. Brain function, B. Liver function, C. Respiration, D. Circulation", 'role': 'user'}, {'content': 'Answer: C \nExplanation: WINSLOW TEST- It involves keeping a small pot containing water or mercury over the thoraco-abdominal region (just at or below xiphisternum).- A ray of light was allowed to fall over the liquid. If the respiration was taking place, the ray of light (over the surface of the liquid) would appear to move.', 'role': 'assistant'}]