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241 Radiobio Unit 1 Quiz

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1. Xrays are polyenergetic meaning




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2. MCP unknown energy have QF of




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3. ____radiation is made up of four particles and does not penetrate matter easily




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4. ____is a device used to detect and measure exposure to radiation




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5. As Z number decreases the probability of pair production increases, True or False




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6. Compton scatter happens at what voltage level




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7. ____ ____ ____ have the advantage of providing immediate readings but are not wide in use because they must be recalibrated daily and must be read immediately as the electrical charge inside the dosimeter bleeds off.




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8. Fast neutrons 100keV-2Mev has a QF of




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9. Pocket Ionization chambers that can be held to the light and read are called ____ _____




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10. Xrays do not cause biological changes, True or False




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11. 97-98%




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12. improves the brightness of the image




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13. 150mRem




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14. Optically stimulated luminescence dosimeter




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15. energy, wavelength, frequency, no mass, no charge




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16. Film Badges, Thermoluminescent dosimeters, and pocket ionization chambers




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17. Compton or Recoil electron




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18. to protect the public from excessive ionizing radiation, not to raise professional standing of practitioners




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19. exposure time, tube limits




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20. 1





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