Veterinary Radiography Ch 11

10 Questions | Total Attempts: 162

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Veterinary Radiography Quizzes & Trivia

Technical artifacts and errors radiography in veterinary technology (4th ed. ) - Lisa M Lavin


Questions and Answers
  • 1. 
    Which of the following are means of eliminating artifacts due to motion?
    • A. 

      Short time exposure, highest possible mA

    • B. 

      Short time exposure, highest possible mA

    • C. 

      Physical or chemical restraint

    • D. 

      Both A and C

  • 2. 
    A radiograph has appropriate density and contrast. There is a black tree pattern present. What is the most likely cause of this artifact?
    • A. 

      Patient motion

    • B. 

      Hair in the cassette

    • C. 

      Improper film handling

    • D. 

      Fixer splashes on film before developer

  • 3. 
    What can the ardiographer do to prevent finger cresecent artifacts?
    • A. 

      Handle the x-ray film by the edges only

    • B. 

      Monitor the humidity in the developer room

    • C. 

      Do not allow light to leak into the cassette

    • D. 

      Do not allow two films to stick together

  • 4. 
    Which of the following can cause light exposure to the film?
    • A. 

      A broken cassette that does not close completely

    • B. 

      The film bin door is left open to some degree

    • C. 

      A film box lid is loose or damaged

    • D. 

      All of the answers are correct

  • 5. 
    How does spillage of contrast media on the cassette or tabltop cause artifact?
    • A. 

      Causes overpenetration of the film in that area

    • B. 

      Prevents x-rays from reaching the film properly

    • C. 

      Causes linear dot pattern

    • D. 

      Causes double exposure

  • 6. 
    If the cassette is not directly under the primary x-ray beam, how will the film look?
    • A. 

      The part of the film not directly under the primary beam is white or unexposed

    • B. 

      The part of the film not under the primary beam is black and unexposed

    • C. 

      The exposed portion will be distorted

    • D. 

      The exposed image will look as if two identical objects are exposed

  • 7. 
    What should the radiographer do if he or she suspects that the film-screen compination is inappropriate?
    • A. 

      Keep a stock of every possible screen speed and try all of them

    • B. 

      Keep a stock of every possible film speed and try all of them

    • C. 

      Consult the manufacturer

    • D. 

      In the future take radiographs without screens

  • 8. 
    If the radiographer has developer on his or her hands while loading and unloading the cassette, what artifact might be seen?
    • A. 

      White marks

    • B. 

      Nongeneralized black marks

    • C. 

      Generalized image distortion

    • D. 

      A yellow radiograph

  • 9. 
    What factor causes film fog?
    • A. 

      Light leak in the darkroom

    • B. 

      Incorrect safelight bulb wattage

    • C. 

      Incorrect safelight filter

    • D. 

      All of the answers are correct

  • 10. 
    Which of the following most commonly cause generalized heavy lines on a radiograph?
    • A. 

      Grid problems

    • B. 

      Roller marks from the processor

    • C. 

      Both of these are correct

    • D. 

      Non of these are correct

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