ARRT registry review covering Unit 5: Radiation Protection
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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| show | 5 mSv
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| 2. What cell type has the greatest radiosensitivity in the adult human? | show 🗑
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| show | indirect effect
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| 4. What is the approximate entrance skin exposure for the average AP supine abdomen radiograph? | show 🗑
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| show | 150 mSv
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| show | compton scatter
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| 7. What x-ray interaction with matter is responsible for the majority of scattered radiation reaching the IR? | show 🗑
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| show | lithium fluoride
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| show | 90%
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| 10. How does filtration affect the primary beam? | show 🗑
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| 11. What is the minimum lead requirement for lead aprons, according to the NCRP? | show 🗑
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| 12. What is the appropriate ESE for the average upright PA chest radiograph using 15 kVp and a grid? | show 🗑
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| 13. Primary radiation barriers must be at least how high? | show 🗑
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| show | Rem (Sv)
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| show | epilation
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| show | attenuation
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| 17. What are late effects of radiation, whose incidence is dose related and for which there is no threshold dose, referred to as? | show 🗑
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| show | 100 mR/h
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| 19. Primary radiation barriers usually require what thickness of shielding? | show 🗑
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| show | erythema
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| show | use factor
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| 22. What acute radiation syndrome requires the largest exposure before any effects become apparent? | show 🗑
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| show | ionization chamber
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| show | atomic number but a different mass number
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| 25. What is the automatic exposure device that is located immediately under the x-ray table? | show 🗑
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Created by:
kechambers
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