You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Which of these is true about bronchopulmonary segment? and explain in detail?
Ans. D Pulmonary veins are intersegmentalRef: Gray's Basic Anatomy E-book, P 87* It is a subdivision of a lung lobe,* It is pyramidal in shape, its apex lies toward the root, while its base lies on the lung surface.* It is surrounded by connective tissue septa.* It has a segmental, bronchus, a segmental artery, lymph vessels, and autonomic nerves.* The segmental vein lies in the intersegmental CT septa between the segments.* A diseased segment can be removed surgically, because it is a structural unit.