Radiographic Film, Screens, Cassettes And Beam Restrictors

45 Questions | Total Attempts: 2062

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Film Quizzes & Trivia

Radiographic film, screens, cassettes and beam restrictors. The test.


Questions and Answers
  • 1. 
    Intensifying screens reduce radiation exposure to patient by more than __%
    • A. 

      60%

    • B. 

      85%

    • C. 

      95%

    • D. 

      100%

  • 2. 
    What is sandwiched between intensifying screens in the xray cassette?
    • A. 

      Film

    • B. 

      Beam restrictor

    • C. 

      Compressive material

    • D. 

      Filter

  • 3. 
    The intensifying screen acts as a/an ________ of the remnant radiation reaching the cassette.
    • A. 

      Shield

    • B. 

      Amplifier

    • C. 

      Filter

    • D. 

      Host

  • 4. 
    Closest to xray film. 10-20 um thick.
    • A. 

      Phosphor layer

    • B. 

      Base

    • C. 

      Protective layer

    • D. 

      Reflexive layer

  • 5. 
    Farthest from film; 1 mm thick; acts as mechanical support for active layer
    • A. 

      Phosphor layer

    • B. 

      Base

    • C. 

      Protective layer

    • D. 

      Reflexive layer

  • 6. 
    Intercepts light and redirects it to film
    • A. 

      Phosphor layer

    • B. 

      Base layer

    • C. 

      Protective layer

    • D. 

      Reflexive layer

  • 7. 
    Active layer; admits light during stimulation by x-ray. converts radiation into visible light.
    • A. 

      Phosphor layer

    • B. 

      Base

    • C. 

      Protective layer

    • D. 

      Reflexive layer

  • 8. 
    How many layers are intensifying screens constructed of?
    • A. 

      5

    • B. 

      6

    • C. 

      3

    • D. 

      4

  • 9. 
    What do you do to clean the intensifying screen
    • A. 

      You don't

    • B. 

      Use soft, lint free cloth and cleaning solution provided by the manufacturer

    • C. 

      Windex and a paper towel

    • D. 

      Sterilize and wash it

  • 10. 
    To reduce artifact, cleaning must be done at least ____________.
    • A. 

      Once annually

    • B. 

      Once monthly

    • C. 

      Twice annually

    • D. 

      Once quarterly

  • 11. 
    Screen film contact should be done ________ This is accomplished by radiographing wire mesh pattern and hecking images for blur
    • A. 

      Once or twice annually

    • B. 

      Once or twice a month

    • C. 

      Once quarterly

    • D. 

      Twice quarterly

  • 12. 
    Rigid holder that contains the intensifying screen and film
    • A. 

      Beam restrictors

    • B. 

      Radiographic cassettes

    • C. 

      Compressive material

    • D. 

      Folder

  • 13. 
    Front surface of cassette (side facing x-ray source) is made with material with high atomic number
    • A. 

      True

    • B. 

      False

  • 14. 
    Where are the intensifying screens attached to?
    • A. 

      Filter

    • B. 

      Beam restrictor

    • C. 

      Front cover of cassette

    • D. 

      Back cover of cassette

    • E. 

      Front and back cover of cassette

  • 15. 
    What is layered between the intensifying screens?
    • A. 

      Cassette

    • B. 

      Filter

    • C. 

      Film

    • D. 

      Collimater

  • 16. 
    What is located between the screens and covers to maintain close screen/film contact when cassette is closed?
    • A. 

      Filter

    • B. 

      Glass

    • C. 

      Film

    • D. 

      Compressive material

  • 17. 
    Troubleshooting of the cassette includes warped cassette front, sprung or cracked cassette frame, and what else?
    • A. 

      Loose, bent, or broken hinges

    • B. 

      Loose, bent, or broken latches

    • C. 

      Loose, bent, or broken screen

    • D. 

      All of the above

    • E. 

      A and B

  • 18. 
    Provides a radiographic picture for diagnosis and evaluation
    • A. 

      Filter

    • B. 

      Film

    • C. 

      Collimater

    • D. 

      Half value layer

  • 19. 
    How many parts is the radiographic film composed of?
    • A. 

      3

    • B. 

      4

    • C. 

      2

    • D. 

      5

  • 20. 
    Material that interacts with x-rays or light photons to transform information
    • A. 

      Collimator

    • B. 

      Filter

    • C. 

      Emulsion

    • D. 

      Base

    • E. 

      Half value layer

  • 21. 
    Supports the radiographic film emulsion.
    • A. 

      Collimator

    • B. 

      Filter

    • C. 

      Emulsion

    • D. 

      Base

    • E. 

      Half value layer

  • 22. 
    Purpose is to provide a rigid structure for coating by emulsion
    • A. 

      Collimator

    • B. 

      Filter

    • C. 

      Emulsion

    • D. 

      Base

    • E. 

      Half value layer

  • 23. 
    Restricts the useful x-ray beam to the part of the body being imaged, thereby reducing the level of scatter radiation and unnecessary exposure
    • A. 

      Collimator

    • B. 

      Filter

    • C. 

      Emulsion

    • D. 

      Base

    • E. 

      Half value layer

  • 24. 
    Flexible, but rigid enough for insertion into view box
    • A. 

      Collimater

    • B. 

      Filter

    • C. 

      Emulsion

    • D. 

      Base

    • E. 

      Half value layer

  • 25. 
    Consists of homogeneous mixture of gelatin and silver-halide crystals. The silver-halide crystals are the active ingredient
    • A. 

      Collimator

    • B. 

      Filter

    • C. 

      Emulsion

    • D. 

      Base

    • E. 

      Half value layer

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