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16 Cards in this Set
- Front
- Back
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what does non dense matter (gas) look like on a radiograph
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black
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what should bone look like on a radiograph
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white
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what does metal appear as in a radiograph
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white
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what affects the contrast of the radiograph
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miliamperage ma
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what affects the gray scale of the radiograph
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the kilovoltage kvp
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very high kvp
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little to no grays
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lower kvp
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a spectrum of x-ray energy produce many shades of gray to help to image adjacent organs
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high contrast
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blacks very black and whites with very little gray
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low contrast
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utilizes lots of grays, used for abdomen and thorax
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what is radiographic contrast medium
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it helps visualize the structures
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what is a couple radiographic contrast mediums
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barium or iodine based drugs
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whats barium
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same chemical family as calcium and magnesseum
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how is barium administered
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orally or rectally only
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why is barium used for xrays
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to outline the gi tract
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what is double contrast radiography
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utilizes both positve and negative contrast at the same time
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what is a dosimeter badge
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its a octagon badge you wear while taking radiographos to measure how much radiation you have been exposed to
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