H C Grids
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| are used to control scatter radiation | show 🗑
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| tools to decrease scatter | show 🗑
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| show | Gustav Bucky in 1913
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| show | increase increase
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| The grid only allows x-rays through that are traveling in | show 🗑
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| show | scatter radiation
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| show | radiopaque material (grid lines) alternating with sections of radiolucent material (interspace material)
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| Grid ratio | show 🗑
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| show | reciprocating aka oscillating grids
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| show | High ratio grids
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| show | Usually 60-110 lines per inch
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| show | less distinct grid lines
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| show | a higher grid ratio
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| show | lead
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| show | aluminum or plastic
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| show | aluminum
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| 60-80 grid lines per inch will have to be | show 🗑
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| Most grids have an improvement factor of between | show 🗑
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| show | low contrast
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| show | high contrast
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| show | K = Radiographic contrast with a grid/ Radiographic contrast without a grid
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| show | BUCKY FACTOR
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| As the Bucky factor increases | show 🗑
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| BUCKY FACTOR | show 🗑
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| Parallel grid | show 🗑
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| show | Moving grid
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| more difficult to manufacture than parallel grids but there is no grid cutoff | show 🗑
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| this is the type used most | show 🗑
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| show | the grid line absorb to much photons because of the distance of the tube it to far or to close and causes cut off on the film
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| show | Off level grid, Off center grid, Off focus grid ,Upside down grid
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| is due to the grid being backwards and the film is very dark center and light sides | show 🗑
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| AIR GAP TECHNIQUE | show 🗑
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| show | AIR GAP TECHNIQUE
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| show | Air Gap Technique
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| show | Crossed grid
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Created by:
hakrrins
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