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: Surgery
[{'content': 'Extensive spasm of the muscles of deglutition and respiration is referred to as: \nSelect and explain. \nA. Bulbar tetanus., B. Cephalic tetanus., C. Chronic tetanus., D. Acute tetanus.', 'role': 'user'}, {'content': 'Answer: A \nExplanation: This condition can also result in the death of the patient due to spasm of the muscles of respiration.', 'role': 'assistant'}]