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5 Cards in this Set
- Front
- Back
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kVp - Define
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Kilovoltage potential; amount of potential energy in EMR; QUALITY of radiation - penetration power
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mA - Define
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Miliamperage; method of setting how much energy is being sent through the tungsten filament; QUANTITY of radiation produced
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mAs - Define
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Miliamperage x time in seconds (or fractions)
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Contrast Medium - Types and What Used For
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Positive Contrast Medium: barium or iodine; absorbs most radiation; appears white; administered orally or rectally
Negative Contrast Medium: O2, nitrogen, misc. gas; absorbs no radiation; appears black; double contrast |
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Electromagnetic Radiation EMR) - Define
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A disturbance in space which is both a wave and a discrete unit of energy (photon)
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