题目内容

In X-radiography, the ability to penetrate the test object is governed by _____.

A. source-to-film distance
B. Time
C. Kilovoltage
D. milliamperage

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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?

A. 5.5mAs
B. 6.5mAs
C. 7.5mAs
D. 8.5mAs

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Which of the following body parts listed in order from less absorbing power to more absorbing power is correct?

A. Muscle, Fat, and Bone.
B. Air, Muscle, and Water.
C. Fat, Water, and Bone.
D. Muscle, Water, and Bone.

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What is the main controlling factor of radiographic contrast?

A. kVp
B. mAs
C. mA
D. SID

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What occurs with contrast and density of a radiograph when the setting of mAs increases?

A. Contrast decreases and density decreases.
B. Contrast remains unchanged and density decreases.
Contrast remains unchanged and density increases.
D. Contrast increases and density increases.

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In X-radiography, the ability to penetrate the test object is governed by _____.

A. source-to-film distance B. Time C. Kilovoltage D. milliamperage

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?

What occurs with contrast and density of a radiograph when the setting of mAs increases?

A. source-to-film distance
B. Time
C. Kilovoltage
D. milliamperage