ARRT registry review covering radiation protection
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each of the black spaces below before clicking
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| show | Electromagnetic; Pg. 225
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| show | hertz (Hz); Pg. 225
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| show | Naturally occurring sources; Pg. 226
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| show | 70-90%; Pg. 227
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| T/F: The energy of the characteristic ray is equal to the difference in energy between the K and L shells. | show 🗑
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| show | False; high atomic number and low-energy photons; Pg. 228
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| show | fog/personnel; Pg. 229
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| show | Dose-responce curves; Pg. 230
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| T/F: A nonthreshold curve has no safe dose. | show 🗑
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| What kind of risks are characterized by nonlinear dose responses and are associated with a threshold (safe) dose below which no effect is observed? | show 🗑
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| The Law of Bergonie and Tribondeau stated that which 3 kinds of tissues or cells are particularly radiosensitive? | show 🗑
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| show | False; low LET radiation; Pg. 234
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| show | Direct effect; Pg. 234
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| What kind of effect takes place when ionization takes place away from the DNA molecule, in cellular water? | show 🗑
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| show | The first 10 days following onset of the menses is the safest time to schedule elective procedures of the abdomen/pelvis.; Pg. 238
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| What kind of effects of radiation are those that affect the irradiated body itself? | show 🗑
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| show | Beam restriction; Pg. 250
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| T/F: Inherent filtration tends to decrease as the x-ray tube ages. | show 🗑
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| show | Flat contact, shadow, and contour (shaped) contact; Pg. 255
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| T/F: Repeat exposures contribute to a significant increase in unnecessary patient exposure. | show 🗑
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| show | 5%; Pg. 262
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| When testing linearity, any variation in output intensity must not exceed ___%. | show 🗑
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| show | The patient; Pg. 269
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| show | Time, distance and shielding; Pg. 269
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| The intensity of scattered radiation 1m from the patient is approximately ___% of the intensity of the primary beam. | show 🗑
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| show | 0.25mm; Pg. 271
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| What does it mean that lead aprons, lead gloves, and other apparel are secondary barriers? | show 🗑
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| The gestational dose limit to the fetus during the gestation period must not exceed 500 mrem. What is this amount in mSv? | show 🗑
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| show | Roentgen; Pg. 281
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| show | Radiation weighting factor (Wr); Pg. 282
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| What kind of monitoring device contains a thin layer of aluminum oxide (Al2O3)? | show 🗑
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| show | Film Badge; Pg. 284
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| show | Thermoluminescent dosimeter (TLD); Pg. 285
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| show | Pocket dosimeter; Pg. 285
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| A pregnant radiographer's gestational exposure to the fetus must not exceed ___ rem. | show 🗑
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Created by:
Kaci Gehlhausen
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