Dental Radiography -- Principles and Techniques
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Unexposed Receptor | - image is clear
- failed to turn on xray machine, electrical failure, malfunction of xray equpiment
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| Film Exposed to Light | - appears black
- film exposed to white light
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| Overexposed Receptor | - appears dark
- overexposed radiation -- excessive exposure time, kV, mA
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| Underexposed Receptor | - image appears light
- underexposed radiation -- inadequate exposure time, kV, mA
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| Film Bending | - appears stretched
- film was bent excessively bc curvature of hard palate
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| Film Creasing | - thin radiolucent line seen
- film was creased and emulsion was cracked
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| Phalangioma | - image of PT finger is seen
- PT finger incorrectly placed in front of receptor instead of behind
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| Dbl Exposure | - dbl image seen
- same receptor was exposed twice
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| Movement | - blurred image
- tube head or PT moved during exposure
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| Reversed Film | - light images w herringbone pattern
- film placed in mouth backward and then exposed
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Created by:
summerbradley
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