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: Physiology
[{'content': 'All of these cause hyperglycemia except: \nSelect and explain. \nA. GH, B. Coisol, C. Catecholamines, D. Insulin', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Insulin', 'role': 'assistant'}]