A satisfactory abdominal radiograph is produced using a 12:1 grid, 30 mAs, and 85 kVp. A second image is requested using a 16:1 grid. What mAs is needed to maintain receptor exposure?
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The height of the lead strips within a radiographic grid com…
The height of the lead strips within a radiographic grid compared to the distance between them describes the:
During a cross-table lateral c-spine you decrease the SID fr…
During a cross-table lateral c-spine you decrease the SID from 72 inches to 60 inches. How will this affect the detail recorded in the image?
The distance between the x-ray tube and the image receptor i…
The distance between the x-ray tube and the image receptor is called:
In a PA projection of the chest, the heart measures 14.7 cm…
In a PA projection of the chest, the heart measures 14.7 cm between its widest points on the radiograph. If the magnification factor is known to be 1.2, what is the actual diameter of the heart? (You do not have to convert units.)
Distortion can be caused by: tube angle the position of the…
Distortion can be caused by: tube angle the position of the organ or structure within the body the radiographic positioning of the part
An image is created with the following factors:0.6 mm FSS4″…
An image is created with the following factors:0.6 mm FSS4″ OID68″ SODCalculate the amount of unsharpness if the FSS changed to 1.2 mm.
Which of the following technical factors would demonstrate t…
Which of the following technical factors would demonstrate the most penumbra?
Which of the following would demonstrate the least distortio…
Which of the following would demonstrate the least distortion?
Shape distortion can be reduced by:
Shape distortion can be reduced by: