Unit 314 - Dental radiography 3

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What does OPT stand for?
Orthopantomographs
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How can staff X-ray exposure be checked?
Dosimeter
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Anterior occlusal radiographs are often taken to check for:
All of them
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An underdeveloped radiograph will appear as a:
Faint image
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If a developed radiograph is black what is it showing?
Overdeveloped
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When should radiographs be mounted?
After every patient
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ALARP stands for:
As Low As Reasonably Practicable
7 of 24
The position of un-erupted canines can best be determined by taking:
Either Occlusal or Orthopantomograph
8 of 24
Where should unexposed film packets be stored?
Away from radiation
9 of 24
What do amalgam fillings appear as on radiographs?
White
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What do composite fillings appear as on radiographs?
Grey
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Why should radiographs be washed after fixing?
Remove any chemicals
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How should intra-oral radiographs be held in place?
By a holder
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What does RPS stand for?
Radiation protection supervisor
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Quality assuring radiographs:
Reduces the amount of retakes
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The exposure time of Extraoral radiographs is kept to a minimum by the use of what in a radiographic cassette?
Intensifying screens
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Intensifying screens found in radiographic cassettes act by:
Intensifying the image onto the film
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Staff must wear a dosimeter if they are exposed to:
150 intra oral or 50 DPT films a week
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Paralleling is a technique used to take:
Periapical
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If an X-ray is diagnosable but not perfect, which score would it be given based on clinical governance?
2
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The colour of a safelight is controlled by:
The filter
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What is the usual colour sensitivity of dental films:
Green
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If an X-ray is given a grade 3 it is:
Diagnostically unacceptable
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If there is a spill of developing chemicals, how should they be cleared up?
By absorption in inert materials and disposed of in a container for collection
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Other cards in this set

Card 2

Front

How can staff X-ray exposure be checked?

Back

Dosimeter

Card 3

Front

Anterior occlusal radiographs are often taken to check for:

Back

Preview of the front of card 3

Card 4

Front

An underdeveloped radiograph will appear as a:

Back

Preview of the front of card 4

Card 5

Front

If a developed radiograph is black what is it showing?

Back

Preview of the front of card 5
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