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15 Cards in this Set
- Front
- Back
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Which interaction is the major source of occupational expsoure? compton photoelectric pair production |
compton
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which type of interaction will only occur with xray energies greater than 10 MeV photodisintegration pair production photoelectric compton |
photodisintegration |
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contrast media is used to increase what type of interaction? compton photoelectric classical pair production |
photoelectric |
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Which interaction do we depend on for radiographic contrast? photoelectric photodisintegration classical compton |
photoelectric |
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which interaction is the primary contributor to film fog? photoelectric photodisintegration classical compton |
compton |
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the total absorption of an incident photon with the ejection of an inner shell electron is the result of which effect? photodisintegration pair production photoelectric compton |
photoelectric |
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which of the following involves the removal of an orbital electron from an atom of target tissue? 1. classical 2. compton 3. photoelectric 4. photodisintegration 1 and 2 2 and 3 3 and 4 1 and 4 |
2 and 3 |
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which of the following is the result of excitation of an orbital electron without removing it from its shell? classical compton photoelectric photodisintegration |
classical |
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compton scatter is dependent on atomic number true false |
true |
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what happens to photoelectric probability as atomic number increases? increases decreases not affected by atomic number |
increases |
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absorption will result in which shades of the radigraphic image? light or white dark or black both light and dark in equal numbers |
light or white |
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what happens to absorption as kVp increases? increases decreases unaffected by KVP |
decreases |
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what happens to scatter as kVp increases? increases decreases unaffected by kVp |
increases |
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if kVp is doubled, what happens to quantity? reduces to one-half stays the same doubles (increases by a factor of 2) quadruples (increases by a factor of 4) |
quadruples (increases by a factor of 4) |
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half vaule layer is a measure of quality? true or false |
true |
