题目内容

In OPG, in order to image a curved plane along the arch of the teeth:

A. The X-ray source and film are mounted on an arm rotating at the center of the arch.
B. The main arm rotates at a constant speed, while the speed of the film drum is varied
C. Both first and second answers are correct.

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X-ray OPG is mainly used for:

A. Imaging fractures.
B. Imaging teeth and features around the teeth.
C. Imaging on a curved plane.

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为什么患者报告在DXA成像中被表达为Z分数？

A. 因为制造商将他们存储在扫描仪中
B. Z分数使扫描仪之间的区别规格化。
C. 因为扫描数是量化的

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在DSA中，在造影剂注射到患者血管后得到的图像称作

A. 掩膜图像
B. 混合图像
C. 最终输出图像

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What type of energy is X-ray?

A. High frequency sound waves
B. High-energy electromagnetic radiation
C. Emissions from radioactive sources
D. Electron flow, discharged from the hot cathode

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In OPG, in order to image a curved plane along the arch of the teeth:

A. The X-ray source and film are mounted on an arm rotating at the center of the arch. B. The main arm rotates at a constant speed, while the speed of the film drum is varied C. Both first and second answers are correct.

X-ray OPG is mainly used for:

为什么患者报告在DXA成像中被表达为Z分数？

在DSA中，在造影剂注射到患者血管后得到的图像称作

What type of energy is X-ray?

A. The X-ray source and film are mounted on an arm rotating at the center of the arch.
B. The main arm rotates at a constant speed, while the speed of the film drum is varied
C. Both first and second answers are correct.