This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Anatomy
[{'content': 'TRUE statement about bronchopulmonary segment \nSelect and explain. \nA. Spherical in shape, B. Aery is intersegmental, C. Pulmonary veins are intersegmental, D. Non resectable', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Bronchopulmonary segment: segment of lung which is aerated by teiary bronchus and its accompanying pulmonary aery branch. A bronchopulmonary segment is the smallest functionally independent region of a lung &the smallest area of lung that can be isolated & removed without affecting adjacent regions. Right lung: 10 bronchopulmonary segment (BPS) and left lung: 9 BPS. BPS is pyramidal in shape with the apex towards hilum & base towards periphery. Teiary bronchus, bronchial aery and pulmonary aery are the structures that are inside the BPS. The pulmonary veins are intersegmental in nature, not inside BPS.', 'role': 'assistant'}]