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
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.
Black areas that are produced on a radiograph represents_____.
A. tissues of high density
B. tissues of high atomic number
C. tissues causing less attenuation of the X-ray beam
D. tissues absorbing more x-rays beam
The following are good reasons of taking a CXR erect except ______.
A. To allow the diaphragm to gravitate down easily.
B. To better demonstrate pleural effusions or pulmonary edema.
C. To maneuver the patients easily.
D. To allow the patients to take in a deeper breath.
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