This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Poisoning, Subject name: Forensic Medicine
[{'content': 'In strychnos nux vomica poisoning - \nSelect and explain. \nA. Pt becomes unconscious immediately, B. Pt remains conscious throughout, C. Pt becomes unconscious at end stage, D. Pt becomes unconscious in 1 hr or so', 'role': 'user'}, {'content': 'Answer: B \nExplanation: consciousness is not lost and the mind remains clear till death.the duration of convulsions varies for half to two minutes REF;THE SYNOPSIS OF FORENSIC MEDICINE:KS NARAYANA REDDY;28th EDITION;PAGE NO 353', 'role': 'assistant'}]