Radiography Pacs

30 Questions | Total Attempts: 141

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Radiography Quizzes & Trivia

The Picture Archiving and Communication System (or PACS) is a medical imaging technology which is used for storing, retrieving, presenting and sharing images produced by X-rays, CT scans, MRIs and ultrasound machines. What do you know about it?


Questions and Answers
  • 1. 
    Built the mechanical calulator:
    • A. 

      Babbage

    • B. 

      Blaise Pascal

    • C. 

      Hollerith

    • D. 

      Shockley

  • 2. 
    Whos is the "Father of the Computer" and originated the concept of a programmable computer like "The Difference Engine" ?
    • A. 

      Pascal

    • B. 

      Hollerith

    • C. 

      Charles Babbage

    • D. 

      Germans

  • 3. 
    Colossus was designed to crack German military codes and was the first fully operational working computer.
    • A. 

      True

    • B. 

      False

  • 4. 
    Where was the first Electronic computer, ENIAC, developed? (1946)
    • A. 

      U of Penn St

    • B. 

      FHCHS

    • C. 

      Princeton

    • D. 

      Harvard

  • 5. 
    Who developed the Transistor "Stored Program" ?
    • A. 

      Pascal

    • B. 

      Babbage

    • C. 

      William Shockley

    • D. 

      Hollerith

  • 6. 
    What was the first universally known, commercially successful, general purpose stored-program electronic digital computer?
    • A. 

      ENIAC

    • B. 

      UNIVAC

    • C. 

      "Stored Program"

    • D. 

      Mechanical Calculator

  • 7. 
    When was the first CT used?
    • A. 

      1960s

    • B. 

      1970s

    • C. 

      1980s

    • D. 

      1990s

  • 8. 
    The first Digital Radiography used was in the 1980s by Fuji.
    • A. 

      True

    • B. 

      False

  • 9. 
    What does Digital Imaging require?
    • A. 

      Hardware & Software applications to process images

    • B. 

      Systematic application of highly complex mathematical formulas called Algorithms

    • C. 

      Film

  • 10. 
    List examples of Digital Modalities:
    • A. 

      CT

    • B. 

      Sonography

    • C. 

      Nuclear Med

    • D. 

      MRI

    • E. 

      Mammography

    • F. 

      Radiography

    • G. 

      Angiography

  • 11. 
    Conventional Imaging: Cassettes which consist of (2) Intensifying Screen Speeds
    • A. 

      Detail or Extremity Cassettes (Slow Speed)

    • B. 

      Rare Earth Screen Cassettes (fast Speed)

    • C. 

      TV Monitor

  • 12. 
    A Detail Intensifying screen:
    • A. 

      Extremities

    • B. 

      Slow Speed (100)

    • C. 

      Excellent Recorded Detail

    • D. 

      Patient Receives More Radiation (Not a Problem)

  • 13. 
    Recorded Detail is the ability to see small areas of anatomy
    • A. 

      True

    • B. 

      False

  • 14. 
    Rare Earth Intensifying Screen:
    • A. 

      Thorax, Abdomen, Pelvis, Skull, Facial Bones and Contrast Media exams

    • B. 

      Faster Speed (400)

    • C. 

      Less patient dose

    • D. 

      DECREASED Recorded Detail

  • 15. 
    Two types of Digital Imaging are Computed Radiography (CR) and Direct Digital Radiography (DDR)
    • A. 

      True

    • B. 

      False

  • 16. 
    What are the (3) main componenets of CR?
    • A. 

      Imaging Plates

    • B. 

      ADC Processor

    • C. 

      Technologist Workstation

  • 17. 
    What are the layers of an imaging plate? SAP
    • A. 

      Supportive Layer

    • B. 

      Active Layer of Photostimuable Phosphor

    • C. 

      Protective Layer

  • 18. 
    What is used after exposure of the x-rays to get the altent image?
    • A. 

      Cassette

    • B. 

      Recorded Detail

    • C. 

      Image Plate Reader

    • D. 

      ADC

  • 19. 
    PMT (Photomultiplier Tube) converts light into an Electrical signal
    • A. 

      True

    • B. 

      False

  • 20. 
    What produces the final signal?
    • A. 

      Image Plate Reader

    • B. 

      Amplification, Logarithmic conversion and Analog to digital conversion

    • C. 

      Electrical Signal

    • D. 

      None of the above

  • 21. 
    Imaging plates are erased by a high intensity light (fluorescent)
    • A. 

      True

    • B. 

      False

  • 22. 
    What are the advantages of CR?
    • A. 

      Magnify images without loss of Resolution

    • B. 

      Change contrast and brightness

    • C. 

      View images in separate locations

    • D. 

      Images retrievable to teaching areas quickly

    • E. 

      No lost images

    • F. 

      Potential increase in speed of reporting

  • 23. 
    Where is CR used?
    • A. 

      ICU

    • B. 

      ED

    • C. 

      Trauma Center

    • D. 

      High Volume Clinic

    • E. 

      Portables

  • 24. 
    When should you put IP's through erasure cycle if not used?
    • A. 

      As soon as exam has been completed

    • B. 

      1 week

    • C. 

      48 hours

    • D. 

      1 year

  • 25. 
    When should you process IP's to avoid fading of latent image?
    • A. 

      ASAP

    • B. 

      Next day

    • C. 

      Within 1 hour of exposure

    • D. 

      When patient leaves

  • 26. 
    What are advantages of Dr over CR and film screen images?
    • A. 

      NO cassettes

    • B. 

      Quicker Processing Time (5-7 secs)

    • C. 

      Dose Reduction

    • D. 

      Manipulate Image better

    • E. 

      Less Retakes

    • F. 

      Image could be put on CD or high Quality Paper

  • 27. 
    PACS stands for Picture Communication Archiving System that computers or networks dedicated to the storage, retrieval, transporting, displaying and printing of medical images throughout an organization
    • A. 

      True

    • B. 

      False

  • 28. 
    What are the main components of PACS?
    • A. 

      Digital

    • B. 

      Memory

    • C. 

      Network

  • 29. 
    DICOM- Digital Imaging Communications in Medicine
    • A. 

      True

    • B. 

      False

  • 30. 
    What are the advantages of PACS with CR or DR?
    • A. 

      Cost

    • B. 

      Less repeats due to film loss

    • C. 

      More time efficient

    • D. 

      Radiologists viewing and diagnosis easier

    • E. 

      Better turn around time for patient care