This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology - 3, Subject name: Forensic Medicine
[{'content': 'Which secretion is not decreased in this poisoning? \nSelect and explain. \nA. Sweat, B. Saliva, C. Nasal, D. Urine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: the given image is papaver somniferum / opium poppy. The only body secretion that is not impaired in opium poisoning is sweat. All other secretions are decreased. Skin in opium poisoning is moist and cold (impoant to distinguish it from other poisonings) patient manifest with low Blood pressure, Slow pulse, slow respiration.', 'role': 'assistant'}]