314 dental nursing radiography revision

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  • Created by: KeziahA
  • Created on: 16-07-20 21:36
What would cause elongation of an image?
Collimator too shallow
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What would cause the exposure fault "foreshortening" of the image?
Collimator too steep
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What causes the exposure fault "coning"
Collimator not central
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What causes the exposure fault "fogged film"?
Exposed to light before x-ray exposure
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What causes the handling fault of brown/green stains on the image?
Old/spent chemicals being used
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What causes a crazed pattern on the radiograph?
Film dried too quickly over high heat
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What processing fault causes a dark film?
Over developed
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What temperature should the developer be?
20 degrees
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How long should an image be left in fixer for?
8-10 mins
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How long should an image be left in developer for?
5 mins
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What order are images processed manually?
Developer, wash, fixer, wash, dry
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What is the function of the lead foil in the intra-oral X-ray film packet?
Absorbs scatter
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Other cards in this set

Card 2

Front

What would cause the exposure fault "foreshortening" of the image?

Back

Collimator too steep

Card 3

Front

What causes the exposure fault "coning"

Back

Preview of the front of card 3

Card 4

Front

What causes the exposure fault "fogged film"?

Back

Preview of the front of card 4

Card 5

Front

What causes the handling fault of brown/green stains on the image?

Back

Preview of the front of card 5
View more cards

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