From superior to inferior, the arrangement of main structures of the root of left lung is? pulmonary artery, principal bronchi, pulmonary veinsprincipal bronchi, pulmonary artery, pulmonary veinsprincipal bronchi, pulmonary veins, pulmonary arterypulmonary veins, pulmonary artery, principal bronchi
发布时间:2024-06-19 18:37:32