dose limits for radiation exposure
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| Dose limit for pregnant technologist: | show 🗑
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| Define major organogenesis. | show 🗑
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| General population dose limit (INFREQUENT) is: | show 🗑
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| General population dose limit (FREQUENT) is: | show 🗑
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| Nonoccupationally exposed | show 🗑
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| Education and training exposure: | show 🗑
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| Which cells are most radiosensitive? | show 🗑
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| show | Osteoblasts, spermatids, fibroblasts
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| Which cells have low radiosensitivity? | show 🗑
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| show | 50 mSv/yr
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| show | 5 mSv for the entire pregnancy
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| show | 100 mR/hr, 1 meter
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| The SID indicator must be accurate to within __% of the indicated SID | show 🗑
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| show | 2
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| The PBL must be accurate to within ___% of the SID | show 🗑
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| show | 5
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| show | 38, 30
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| All diagnostic x-ray beams must have a total filtration of at least ____ when operated above 70 kVp | show 🗑
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| Radiographic tubes operated between 50 and 70 kVp must have at least ___ of filtration. | show 🗑
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| show | 0.5mm Al
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| show | 2mm Pb
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| The total filtration of the fluoroscopic x-ray beam must be at least ___ equivalent. | show 🗑
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| The bucky slot cover for fluoroscopic units should be at least ___ equivalent. | show 🗑
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| The protective curtain or panel of a fluoroscopic unit must be at least ___ equivalent. | show 🗑
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| show | 4
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| An area occupied primarily by radiology personnel and patients is called a _________ ____. | show 🗑
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| An __________ ______ can be occupied by anyone. | show 🗑
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| The level of radiation activity in a room is known as _______. | show 🗑
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| show | use factor
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| The instrument of choice for measuring radiation intensity in areas around a fluoroscope is called the _________ ________. | show 🗑
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| show | 50 mSv/yr
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| show | TLD (thermoluminescence dosimetry)
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| show | Lithium fluoride
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| True or false: The TLD can only be used once. | show 🗑
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| Entrance skin exposure is most often referred to as ____________ ___________. | show 🗑
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| show | increase
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| show | One year
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| show | Chips, disks, rods, powder
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| _________ speed rather than _________ speed controls patient dose. | show 🗑
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