This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bronchopulmonary Segments, Embryonic veins, Subject name: Anatomy
[{'content': 'Bronchial aery supplies lungs up to: \nSelect and explain. \nA. Teiary bronchioles, B. Respiratory bronchiole, C. Alveolar ducts, D. Terminal bronchiole', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Bronchial aeries carry oxygen to tracheobronchial tree and lung parenchyma and supplies till the level of respiratory bronchiole. Pulmonary aeries alone vascularize the fuher distal pathways, including alveolar ducts and the alveoli.', 'role': 'assistant'}]