Digital Radiography Quiz
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Questions and Answers

What is one of the disadvantages of digital radiography mentioned in the text?

  • Limited spatial training
  • Inadequate radiation protection
  • Complex and expensive (correct)
  • Low image resolution
  • What material is mentioned to absorb and attenuate x-rays in the text?

  • Direct read system
  • Amorphous selenium (correct)
  • Conducting material
  • Electrical signal
  • What is used to ensure a proper exposure in the digital radiography system according to the text?

  • Computer sampling
  • Laser scan drive
  • Additional filters
  • Mechanical features (correct)
  • What is stated as a feature of the detector fabricated using thin film deposition technology?

    <p>Precise mechanism plates</p> Signup and view all the answers

    What is used to ensure a proper exposure in the digital radiography system?

    <p>Amorphous selenium</p> Signup and view all the answers

    What is one of the disadvantages of digital radiography mentioned in the text?

    <p>Complex and expensive</p> Signup and view all the answers

    What is responsible for producing electrons in the direct read system mentioned in the text?

    <p>Amorphous selenium</p> Signup and view all the answers

    What technology is used to fabricate the detector mentioned in the text?

    <p>Deposition thinfilm</p> Signup and view all the answers

    What is used to ensure a proper exposure in the digital radiography system?

    <p>Optical filter</p> Signup and view all the answers

    What is one of the disadvantages of digital radiography mentioned in the text?

    <p>Complex and expensive</p> Signup and view all the answers

    What technology is used to fabricate the detector in digital radiography system?

    <p>Amorphous selenium</p> Signup and view all the answers

    What is responsible for producing electrons in the direct read system mentioned in the text?

    <p>Amorphous selenium</p> Signup and view all the answers

    What is used to ensure a proper exposure in the digital radiography system?

    <p>Optical filter</p> Signup and view all the answers

    What is responsible for producing electrons in the direct read system mentioned in the text?

    <p>Amorphous selenium</p> Signup and view all the answers

    What material is mentioned to absorb and attenuate x-rays in the text?

    <p>Amorphous selenium</p> Signup and view all the answers

    What technology is used to fabricate the detector in the digital radiography system?

    <p>Thin film deposition</p> Signup and view all the answers

    What technology is used to fabricate the detector in digital radiography system?

    <p>Thin film deposition</p> Signup and view all the answers

    What is responsible for producing electrons in the direct read system mentioned in the text?

    <p>Amorphous selenium</p> Signup and view all the answers

    What material is mentioned to absorb and attenuate x-rays in the text?

    <p>Amorphous selenium</p> Signup and view all the answers

    What is one of the disadvantages of digital radiography mentioned in the text?

    <p>Complex and expensive</p> Signup and view all the answers

    Study Notes

    Digital Radiography

    • One disadvantage of digital radiography is the requirement for higher X-ray energies.

    Detector Fabrication

    • The detector is fabricated using thin film deposition technology.
    • This technology allows for the fabrication of a detector with a feature of improved Detective Quantum Efficiency (DQE).

    X-ray Absorption

    • Gadolinium Oxysulfide (GOS) is the material that absorbs and attenuates X-rays.

    Exposure Control

    • The Automated Exposure Control (AEC) is used to ensure a proper exposure in the digital radiography system.

    Direct Read System

    • The X-ray photon is responsible for producing electrons in the direct read system.

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    Related Documents

    Note Dec 6, 2024 PDF

    Description

    Test your knowledge of digital radiography with this quiz. Explore topics such as general advantages and disadvantages, spatial resolution, and the use of protective coatings in the system. See how much you know about this important technology in the medical field.

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