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单选题 Which one is a structure in the middle mediastinum?( )
学科：默认课程
时间：2026-01-03 00:00:02
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题目1单选题
From anterior to posterior, the arrangement of main structures of the root of lung is( )A. principal bronchi, pulmonary artery, pulmonary veinsB. pulmonary artery, principal bronchi, pulmonary veinsC. pulmonary veins, pulmonary artery, principal bronchiD. principal bronchi, pulmonary veins, pulmonary arteryE. pulmonary artery, pulmonary veins, principal bronchi
题目2单选题
The inferior margins of the lungs are correspondence with which rib at midclavicular line( )A. 5th ribB. 6th ribC. 7th ribD. 8th ribE. 9th rib
题目3单选题
The costal reflection of pleura in the scapular line crosses( )A. The 4th ribB. The 6thribC. The 8th ribD. The 11th ribE. The 12th rib
题目4单选题
Which feature is found only in the left lung?( )A. Cardiac notchB. Horizontal fissureC. Oblique fissureD. Superior lobar bronchusE. Three lobes
题目5单选题
The costodiaphragmatic recess is between the( )A. parietal and visceral pleuraeB. costal and diaphragmatic pleuraeC. costal and mediastinal pleuraeD. costal and cupula pleuraeE. diaphragmatic and mediastinal pleurae
题目6单选题
The structure adjacent to the lateral side of the cupula of a pleura is( )A. scalenus anteriorB. subclavian veinC. phrenic nerveD. brachial plexusE. All the above four are not the correct answer
题目7单选题
Which one is a structure in the middle mediastinum?( )A. brachiocephalic veinB. aortic archC. right principal bronchusD. phrenic nerveE. thymus and the remaining part of the thymus
题目8单选题
The description of the surface markings on the chest is incorrectA. The upper angle of the scapula is located at the level of the second ribB. The jugular vein incision is equivalent to the level of the 2nd to 3rd thoracic vertebraeC. The sternal angle is equivalent to the level of the lower edge of the 4th thoracic vertebraD. The oxiphoid process synchondrosis is equivalent to the level of the 9th thoracic vertebraE. The pulsation point of apex of heart is located in the 4th intercostal space
题目9单选题
What structure is situated in the front of the right pulmonary root?( )A. right vagus nerve trunkB. right recurrent laryngeal nerveC. azygos vein archD. right phrenic nerveE. right thoracic sympathetic trunk
题目10单选题
Which one of the following structures can not be found in superior mediastinum?( )A. PericardiumB. Aortic archC. Phrenic nerveD. Brachiocephalic veinE. Trachea
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