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': 'Calculate the Alveolar ventilation per minute of a patient with respiratory rate 14/min, tidal volume of 500 ml with a vital capacity 7000 ml \nSelect and explain. \nA. 4900 ml, B. 2000 ml, C. 7700 ml, D. 7000 ml', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Alveolar ventilation= Respiratory rate X (Tidal volume – Dead space)\nRespiratory rate provided in question- 14 per minute\nTidal Volume- 500ml\nDead Space- 150 ml\xa0\nAV= 14 (500-150)= 14 X 350 = 4900ml/min =\xa04.9 L/min', 'role': 'assistant'}]