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X-ray Wk 4
Review
Question | Answer |
---|---|
The portion of the image receptor (IR) system which reduces the amount of exposure required to produce an image | intensifying screen |
Efficiency of a screen in converting x-rays to light | screen speed |
Result of poor film screen contact | image blur |
"cassette based" digital x-ray system | computed radiography (CR) |
The system used to view and store digital x-ray images | PACS |
Centering of the body part when using digital systems | must be placed in center of IR |
Approximate time for automatic film processing | 90 seconds |
Marks, exposures or images on a radiograph that are not part of the intended image | artifacts |
Static electricity artifacts on film are due to | not enough humidity in the air |
Recommended SID for chest x-ray | 72 inches |