ARRT Registry Review Covering Radiation Protection
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
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| As the energy of the beam increases, what happens to wavelength and frequency? | show 🗑
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| Is the energy of the beam homogenous or heterogenous? | show 🗑
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| show | Brems radiation comprises 70-90% of the x-ray beam. Pg. 227.
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| In characteristic radiation, what shell is left vacant? | show 🗑
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| What type of interaction between x-ray photons and matter contributes to patient dose? | show 🗑
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| show | Compton scatter. Pg. 228.
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| show | All electromagnetic radiation travels at 186,000 miles/s. Pg. 229.
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| show | They are directly related. Pg. 233.
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| Are diagnostic x-rays considered high or low LET? | show 🗑
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| If a woman is possibly pregnant, when is the safest time to schedule x-rays? | show 🗑
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| show | Lymphocyte. Pg. 240.
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| What is the overall most efficient beam-restricing device? | show 🗑
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| show | 0.5 mm Al. Pg. 251.
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| Equipment operating between 50 and 70 kv must have how much Al equivalent? | show 🗑
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| When should a technologist use gonadal shielding? | show 🗑
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| show | As film speed increases, patient dose decreases. Pg. 258.
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| show | Consistency in exposure output during repeated exposures at a particular setting. Pg. 259.
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| The SSD must be how many inches away for mobile fluoroscopic equipment? | show 🗑
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| show | Reduce patient skin dose. Pg. 263.
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| What is the approximate intensity of scattered radiation from the patient? | show 🗑
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| show | 100 mR/h at 1m from the tube. Pg. 268.
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| Protective lead aprons must be at least what Pb equivalent? | show 🗑
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| 1Gy equals how many rads? | show 🗑
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| show | 100rems. Pg. 279.
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| What is the occupational dose limit for exposed individuals per year? | show 🗑
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