Radiography Imaging

70 Questions | Total Attempts: 383

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Radiography Quizzes & Trivia

In this quiz, we’ll be looking at the different imaging techniques in the process of radiography – which uses X-rays among other machines to create images of the internal structures of certain objects. What can you tell us?


Questions and Answers
  • 1. 
    What is needed to cause the e-stream to accelerate at an extremely high speed from the cathode to the anode?
    • A. 

      MAs

    • B. 

      KVp (high Voltage)

    • C. 

      Electric

    • D. 

      Light

  • 2. 
    What do the stream of electrons need to do in order to produce an x-ray?
    • A. 

      Speed up

    • B. 

      Slow down

    • C. 

      Constant speed

    • D. 

      Stop

  • 3. 
    • A. 

      Photons/ bundles of energy

    • B. 

      Highly penetrating

    • C. 

      Invisible

    • D. 

      Travel at speed of light

    • E. 

      Travel in straight lines, diverge from point of origin

    • F. 

      Have different energies

  • 4. 
    What are the major types of image receptors?
    • A. 

      Film / screen

    • B. 

      Digital

    • C. 

      Fluoroscopic

  • 5. 
    What does the Remnant beam do?
  • 6. 
    What happens when scatter radiation reaches the IR, what will it do?
    • A. 

      Cause a fogging effect (Grey Effect)

    • B. 

      White effect

    • C. 

      Does not show up

    • D. 

      A normal image

  • 7. 
    Attenuation is a process by which the primary beam is reduced in energy as it passes through the patient (Absorbed)
    • A. 

      True

    • B. 

      False

  • 8. 
    When does Attenuation vary?
    • A. 

      Different types of body tissue

    • B. 

      Bone (White)

    • C. 

      Muscle

    • D. 

      Heart (most dense muscle of body- White)

  • 9. 
    A difference of attenuation causes a formation of the image?
    • A. 

      True

    • B. 

      False

  • 10. 
    What are some exposure factors? (aka Technique)
    • A. 

      KVp

    • B. 

      Ma

    • C. 

      Sec

  • 11. 
    What is under the direct control of the radiographer to produce quality radiographs?
    • A. 

      Knowledge

    • B. 

      Practice

    • C. 

      Skill

    • D. 

      Technique

  • 12. 
    What DIRECTLY controls the energy/penetrating ability of the primary beam?
    • A. 

      MAs

    • B. 

      KVp

    • C. 

      Force

  • 13. 
    If the KVp has more energy what does it have?
    • A. 

      More penetrating force

    • B. 

      Less penetrating force

    • C. 

      Same penetrating force

    • D. 

      No penetrating force

  • 14. 
    If the KVp is increased what kind of image do you get?
    • A. 

      Lighter image

    • B. 

      Darker image

    • C. 

      No image

  • 15. 
    What is beam quality?
    • A. 

      Penetrating ability

    • B. 

      Energy

    • C. 

      Time

  • 16. 
    What controls beam quality?
    • A. 

      MAs

    • B. 

      KVp

    • C. 

      Seconds

    • D. 

      Radiographer

  • 17. 
    What does KVp INDIRECTLY control? (15% rule)
    • A. 

      Quality

    • B. 

      Quantity

    • C. 

      Penetrating ability

    • D. 

      Peak

  • 18. 
    What is the source of x-rays?
    • A. 

      Cathode

    • B. 

      Anode

    • C. 

      Target

    • D. 

      Rotating anode

  • 19. 
    Changing either mA or S will cause a change in  the degree of blackening?
    • A. 

      True

    • B. 

      False

  • 20. 
    Less radiation makes an image?
    • A. 

      Lighter

    • B. 

      Darker

    • C. 

      Invisible

    • D. 

      Nothing changes

  • 21. 
    More radiaiton makes an image
    • A. 

      Lighter

    • B. 

      Invisible

    • C. 

      Nothing changes

    • D. 

      Darker

  • 22. 
    The degree of blackening an image?
    • A. 

      Density (mAs)

    • B. 

      Contrast

    • C. 

      SID

    • D. 

      Scatter radiation

  • 23. 
    The visible difference between adjacent radiographic densities?
    • A. 

      Density

    • B. 

      Contrast

    • C. 

      KVp

    • D. 

      MAs

  • 24. 
    To result in equivalent mAs values, mA & time must change in the opposite direction by the same factor; If you raise one you have to lower the other
    • A. 

      True

    • B. 

      False

  • 25. 
    What does KVp do?
    • A. 

      Low energy level

    • B. 

      Controls penetrating ability

    • C. 

      Controls time

    • D. 

      None of the above

  • 26. 
    Raising the KVp by 15% will?
  • 27. 
    Decreasing the KVp by 15% will?
  • 28. 
    What does KVp control?
    • A. 

      Quality

    • B. 

      Quantity

    • C. 

      Contrast

  • 29. 
    If you lower you KVp, what happens to your image?
    • A. 

      Nothing

    • B. 

      Darker

    • C. 

      Lighter

  • 30. 
    How does distance affect density?
    • A. 

      15% Rule

    • B. 

      Inverse Square Law

    • C. 

      Stay the same

    • D. 

      Has no affect

  • 31. 
    How is Beam Modification used?
    • A. 

      Scatter Radiation

    • B. 

      Filtration

    • C. 

      Beam Limitation

  • 32. 
    How does Filtration remove patient exposure?
    • A. 

      Removes Low energy non diagnostic photons

    • B. 

      Removes exposure

    • C. 

      Double their exposure

  • 33. 
    What are types of Beam Limitations?
    • A. 

      Cones

    • B. 

      Cylinders

    • C. 

      Collimators

  • 34. 
    What are Grids?
    • A. 

      Device to remove or absorb scatter radiation as possible

    • B. 

      Props patient up

    • C. 

      None of the above

  • 35. 
    What consists of many lead strips separated by a radiolucent material placed between the patient and the IR?
    • A. 

      Cones

    • B. 

      Collimators

    • C. 

      Cylinders

    • D. 

      Grids

  • 36. 
    What is a Grid Ratio?
    • A. 

      Ratio of the height of the lead strips and the distance between them

    • B. 

      15% rule

    • C. 

      1 block

    • D. 

      None of the above

  • 37. 
    A higher ratio of lead strips will give a better clan up of scatter ratio
    • A. 

      True

    • B. 

      False

  • 38. 
    A Film/Screen Combinations are cassettes with intensifying  screens that emit a specific color of light and the x-ray film that is sensitive to that same color of light
    • A. 

      True

    • B. 

      False

  • 39. 
    System Speed is an arbitrary number given to a specific system. Average speed = 100
    • A. 

      True

    • B. 

      False

  • 40. 
    The chemicals for processing must be at proper?
    • A. 

      Temperature

    • B. 

      Mixture

    • C. 

      Enough in container

  • 41. 
    Contrast is need to view the visibility of detail. 
    • A. 

      True

    • B. 

      False

  • 42. 
    Main controlling factor of contrast?
    • A. 

      MA

    • B. 

      KVp

    • C. 

      MAs

    • D. 

      None of the above

  • 43. 
    What happens if you increase KVp?
    • A. 

      Contrast will go down

    • B. 

      Contrast will go up

    • C. 

      Remains the same

    • D. 

      None of the above

  • 44. 
    What will happen if you lower KVp?
    • A. 

      Contrast will go down

    • B. 

      Contrast will go up

    • C. 

      Remains the same

    • D. 

      Nothing

  • 45. 
    What is the basis for radiographic contrast that attenuate the primary beam to differing degrees?
    • A. 

      KVp

    • B. 

      MAs

    • C. 

      Differential Attenuation

    • D. 

      Absorption

  • 46. 
    What is responsible for the production of densities of the radiograph?
    • A. 

      KVp

    • B. 

      MAs

    • C. 

      Scatter Radiation

    • D. 

      Absorption

  • 47. 
    Changing the mAs will have an effect on the beam
    • A. 

      True

    • B. 

      False

  • 48. 
    What do Beam Modification result in?
    • A. 

      Loss of gray tones

    • B. 

      Higher contrast

    • C. 

      MAs

  • 49. 
    Film/Screen Combinations are also used to produce a particular scale of contrast
    • A. 

      True

    • B. 

      False

  • 50. 
    What specialty department uses Film/Screen Combinations?
    • A. 

      MRI

    • B. 

      Angiography

    • C. 

      Mammography

    • D. 

      CT

  • 51. 
    What can under or over development in the chemical processing do?
    • A. 

      Nothing

    • B. 

      Change range of visible densities

    • C. 

      Degrade the radiographic contrast

  • 52. 
    What areas are contrast used in?
    • A. 

      Eyes

    • B. 

      Kidneys

    • C. 

      Stomach

    • D. 

      Intestines

  • 53. 
    What are other words used for Recorded Detail?
    • A. 

      Sharpness of Detail

    • B. 

      Definition

    • C. 

      Resolution

  • 54. 
    Motion is NOT the most common cause of radiographic unsharpness
    • A. 

      True

    • B. 

      False

  • 55. 
    How can voluntary motion be controlled?
    • A. 

      Patient hold still

    • B. 

      Hold breath

    • C. 

      Shorten exposure times

  • 56. 
    Heartbeat & Peristalsis CAN be controlled by the patient
    • A. 

      True

    • B. 

      False

  • 57. 
    How can involuntry motion be controlled?
    • A. 

      Shorten exposure time

    • B. 

      Repeat

    • C. 

      Do nothing to the exposure time

    • D. 

      None of the above

  • 58. 
    How can object unsharpness be lessened? Correct use of:
    • A. 

      Focal Spot Size

    • B. 

      SID

    • C. 

      OID

  • 59. 
    What is a major infulence on the size and sharpness of an image?
    • A. 

      OID

    • B. 

      KVp

    • C. 

      SID

    • D. 

      Holding still

  • 60. 
    The true border of an object as seen on a radiograph?
    • A. 

      Border

    • B. 

      Edge

    • C. 

      Umbra

    • D. 

      True border

  • 61. 
    Fuzzy border of an object on a radiograph?
    • A. 

      True border

    • B. 

      Soft Edge

    • C. 

      Umbra

    • D. 

      Penumbra

  • 62. 
    With a smaller OID there is better recorded detail.
    • A. 

      True

    • B. 

      False

  • 63. 
    What results with a fast film speed (Less Radiation) ?
    • A. 

      Repeats

    • B. 

      Recorded Detail

    • C. 

      Unsharpness of Detail

    • D. 

      None of the above

  • 64. 
    What is size distortion most affected by?
    • A. 

      OID

    • B. 

      SID

    • C. 

      MAs

  • 65. 
    How is the best image obtained?
    • A. 

      Long SID

    • B. 

      Short OID

    • C. 

      Sorter Exposure Time

  • 66. 
    Major components of Fluoroscopic Image?
    • A. 

      X-Ray Tube

    • B. 

      Image Intensifier

    • C. 

      TV Camera

    • D. 

      TV Monitor

  • 67. 
    Static Images are Spot Films cassettes that are exposed by the remnant beam
    • A. 

      True

    • B. 

      False

  • 68. 
    What is a latent image?
    • A. 

      Unprocessed, invisible image

    • B. 

      Light image

    • C. 

      Dark image

    • D. 

      Unsteady Image

  • 69. 
    What are the steps taken to turn "Latnet Images" into visible images?
    • A. 

      Develop (1st)

    • B. 

      Fix (2nd)

    • C. 

      Wash (3rd)

    • D. 

      Dry (4th)