题目内容
If the mA is increased while the kVp and exposure time are kept constant, the resulting films will _____.
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In X-radiography, the ability to penetrate the test object is governed by _____.
A radiograph is taken by using 70kVp and 15mAs. If the radiograph is repeated using 80kVp, what mAs should be used to maintain the original density?
Which of the following body parts listed in order from less absorbing power to more absorbing power is correct?
What is the main controlling factor of radiographic contrast?
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