Xray Four Biggies

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Author:
brendadespain
ID:
274091
Filename:
Xray Four Biggies
Updated:
2014-05-22 00:55:33
Tags:
Four Biggies
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Description:
Four Biggies
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  1. Name the 4 biggies of Radiographic quality
    • Density
    • Contrast
    • Definition
    • Dostortion
  2. Density is controlled by what?
    mAs
  3. If the xray is to light what would you do to darken it and by how much?
    Change the mAs by double
  4. If the xray is to dark what would you do to lighten it?
    Cut the mAs by half
  5. What controls the shades of gray?
    kV
  6. How do you narrow the scale of contrast?
    Dercrease the kV and double the mAs
  7. How do you broaden the scale of contrast (produce more grays)?
    Increase the kV and cut the mAs in half
  8. What is the benefit of lower mAs?
    Lower radiation
  9. How do you control Definition(clarity /detail)
    Check the list of 7 ways (grids, collimation, motion, film & screens, fog, focal spot, and ofd)
  10. What causes distortion (image not reflecting the anatomy)
    positioning
  11. Which way do you position a patient with scoliosis?
    With the convixity side to the film

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