What is the inverse square law when it comes to radiation
-:- Standing back by double the distance from a source of radiation (d to 2d) will
quarter the dose to the radiologist or radiographer. It means that when you double
the distance from the source of radiation, the intensity of radiation...
✓ -:- It should be rinsed for at least 20 minutes if not the film could turn yellow and
fade over time.
FOGGED FILM
✓ -:- Fogged film may be caused by:
Exposure of film to light during storage.
Leaving film unprotected (that is, outside the lead-lined box or in the x-ray room during
operation of the x-ray machine).
Use of film that has been exposed to heat or chemical fumes.
Use of improperly mixed or contaminated developer.
Defective safelight.
No image
✓ -:- No image may result if no current was passing through the tube at the time of
exposure or if the film was placed in the fixing solution before it was placed in the
developing solution.
How long is the process for automatic processing from beginning to end?
4|Page | Grade A+| 2024/2025
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