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: Medicine
[{'content': 'Cardiogenic shock occurs as a result of: \nSelect and explain. \nA. Excessive vasodilation and possibly increased capillary permeability., B. Severe central nervous system trauma that causes a rapid loss in sympathetic stimulation., C. Reduction in intravascular fluid volume., D. Myocardial dysfunction.', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D:\xa0Myocardial infarction can lead to cardiogenic shock.\nA:\xa0Option A is anaphylactic-shock\nB:\xa0Option B is neurogenic-shock\nC:\xa0Option C is hypovolemic-shock', 'role': 'assistant'}]