Radiographic Film
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- Question 1 of 5
1. Question
Which film type contains silver halide grains that are flat, tabular crystals about 1.8 µm diameter?
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2. Question
Which best explains the importance of matching green-emitting screens with green sensitive films and blue–emitting screens with blue- sensitive films?
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3. Question
Size 1 film is always positioned with the long portion of the film in a direction, and size 2 film is always positioned with the long portion of the film in a direction. Paralleling Technique.
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4. Question
Mr. Khalid presented with an OPG that reveals missing all four first premolars and all four third molars. The rest of the teeth are present (24 teeth). The teeth are all in contact, with no edentulous spaces. The majority of the teeth have extensive caries and/or restorations and you have decided to take periapical films of the entire mouth, along with posterior horizontal bitewings. (You will be using the paralleling technique with # 1 films anteriorly, # 2 films posteriorly). How many periapical films would be needed for Mr. Khalid?
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5. Question
There must be ————% loss in mineralization before caries is radiographically evident with standard D- and E-speed intraoral films.
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