Image Acquisition 2

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Author:
Mariyah
ID:
306412
Filename:
Image Acquisition 2
Updated:
2015-08-14 20:05:55
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Mariyah
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Rad
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  1. decrease in kilovoltage also Does what to exposure latitude
    decreases
  2. As the thickness of the phosphor layer increases, speed and density ______.
    increase
  3. The _________ behind each intensifying screen helps to ensure good screen–film contact and, therefore, good recorded detail.
    Spongy Layer
  4. Which of the following pathologic conditions would require a decrease in exposure factors?
    A Congestive heart failure 
    B Pneumonia 
    C Emphysema 
    D Pleural effusion
    Emphysema
  5. Focal spot size is one of the geometric factors affecting _______; it has no effect on the scale of contrast.
    recorded detail
  6. IVU requires the use of iodinated contrast media. What kilovoltage is usually used to enhance the photoelectric effect and, in turn, to better visualize the renal collecting system.
    low 70
  7. Which of the following artifacts is occasionally associated with the use of grids in digital imaging?
    A Incomplete erasure 
    B Aliasing 
    C Image fading 
    D Vignetting
    Aliasing
  8. The continued emission of light by a phosphor after the activating source has ceased is termed
    phosphorescence

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