Discover the Impact of Focal Spot and Film Crystals on Image Sharpness!
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Questions and Answers

Which term refers to the portion of an image that appears dark or black?

  • Contrast
  • Radiolucent (correct)
  • Density
  • Radiopaque
  • Which term refers to that portion of an image that appears light or white?

  • Density
  • Radiopaque (correct)
  • Contrast
  • Radiolucent
  • What term is used to describe the overall blackness or darkness of a dental image?

  • Contrast
  • Density (correct)
  • Radiopaque
  • Radiolucent
  • Which type of contrast is preferred in dental images?

    <p>Short-scale contrast</p> Signup and view all the answers

    What is the term for the difference in the degrees of blackness between adjacent areas on a dental image?

    <p>Contrast</p> Signup and view all the answers

    What factor has a direct influence on the contrast of a dental image?

    <p>Kilovoltage</p> Signup and view all the answers

    What is the term for the capability of the receptor to reproduce the distinct outlines of an object on a dental image?

    <p>Sharpness</p> Signup and view all the answers

    Which of the following factors influences image sharpness in radiography?

    <p>Film speed</p> Signup and view all the answers

    Which range of numbers represents the gray-scale resolution of a pixel in digital imaging?

    <p>0 to 256</p> Signup and view all the answers

    What is the main cause of unsharpness in radiographic images?

    <p>Movement during exposure</p> Signup and view all the answers

    What is the primary advantage of digital imaging in terms of gray-scale resolution?

    <p>It uses up to 256 shades of gray</p> Signup and view all the answers

    What is the primary factor that influences image magnification in dental radiography?

    <p>Target-receptor distance</p> Signup and view all the answers

    What is one of the advantages of digital imaging in terms of patient exposure to x-radiation?

    <p>It reduces patient exposure to x-radiation</p> Signup and view all the answers

    What is dimensional distortion in radiographic images caused by?

    <p>X-ray beam angulation</p> Signup and view all the answers

    What is one of the disadvantages of digital imaging in terms of initial setup?

    <p>It is more expensive than conventional film</p> Signup and view all the answers

    Which of the following is a disadvantage of using digital imaging in radiography?

    <p>Digital sensors cannot withstand heat sterilization.</p> Signup and view all the answers

    What does the majority of research suggest about the performance of digital imaging compared to traditional radiography?

    <p>Digital imaging is equally as effective as traditional radiography.</p> Signup and view all the answers

    Why is it questionable whether digital images can be used as evidence in lawsuits?

    <p>Digital images are easily manipulated.</p> Signup and view all the answers

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