The Grid Chapter 18

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Across
  1. 3. Improves image quality by absorbing Compton scatter
  2. 4. Height of strips:distance between strips (Grid______)
  3. 6. When tube is angled across grid strips (off______)
  4. 8. # of grid lines per inch or cm (grid______)
  5. 10. _____gap technigue where the patient is placed a bit further from the IR.
  6. 11. A grid ________ patient dose
  7. 13. When a grid is used at a distance other than that specified (Off_______)
  8. 14. Tube can be angled with linear grid but must be angled _____ direction of grid
Down
  1. 1. Effect when the grid lines are scanned parallel to the scan lines in imaging plate readers in digital imaging systems
  2. 2. Radiopague strips in grid
  3. 5. mAs must be _________ to compensate for grid
  4. 6. More common grid pattern
  5. 7. Greater ratio/frequency means grid _______ more scatter
  6. 9. When the tube is not centered along the central axis of a focused grid (Off_____)
  7. 12. radiolucent area in between