题目内容

骨质疏松症的长管状骨在X线片上可出现的影像有()

A. 扁平样变
B. 双凹样变
C. 楔形改变
D. 骨皮质变薄
E. 骨髓腔变宽

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骨质疏松症常见的主要特征性临床表现有()

A. 全身骨痛
B. 双下肢浮肿
C. 易发生骨折
D. 腰膝酸软

与原发性骨质疏松症的发病有关的内分泌腺体有()

A. 胸腺
B. 肾上腺
C. 脑垂体
D. 睾丸
E. 卵巢

下述带电体系的场强分布可以用高斯定理来计算的是:

A. 均匀带电圆板
B. 均匀带电的导体球;
C. 电偶极子;
D. 限长均匀带电棒

Directions: Watch the video and choose the best answer accordingly.1. The most important reason that Soros regarded investing in China as a tragic mistake was that it ______.

A. subjected clients to lose money
B. resulted from the wrong decision made by senior administrators
C. damaged the US national security interests
D. damaged the emplyee's interests

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