题海让大学四年没有难题
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题目详情

单选题 Refer to sternal angle, which following statements is incorrect

A. It's a landmark for the second costal cartilage肋软骨 and rib, and permits the identification of the other ribs by counting downwards from the second

B. the angle marks the level of the ascending aorta becomes the arch主动脉弓

C. also marks the second stricture of esophagus

D. also marks the azygos vein 奇静脉enters the superior vena cava

E. also marks the 6th thoracic vertebra 胸椎

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时间:2026-01-03 00:00:04

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