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': 'Isolation is required to break the transmission of all the following diseases, except: \nSelect and explain. \nA. Swine flue, B. Tetanus, C. Mumps, D. Measles', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Tetanus is not transmitted from person to person. Its spores or bacteria enters the body through abrasions, wounds or umbilical stump. In presence of an anaerobic environment, it grows and relaeses the toxin and cause the disease. Mumps, measles and swine flu are spread through respiratory droplets and require isolation to prevent transmission.', 'role': 'assistant'}]