ARRT Fluoroscopy Questions and Answers | Already passed | Latest Update
A .5mm lead equivalent apron worn during a mobile fluoro exam will attenuate approximately how much scatter? : 75% A .25 mm lead equivalent apron worn during a mobile fluoro exam will attenuate approximately how much scatter? : 51% A 1.00 mm lead equivalent apron worn during a mobile fluoro exam will attenuate how much scatter? : 94% A 2.0 mm copper filter reduces the dose by what percent? : 70% 2 How often must the automatic brightness control (ABC) be checked to ensure it operates within normal range? : Once a week with an xray phantom The automatic brightness control weekly logs must be kept for a period of how long? : Three years According to federal regulations, what is the minimum required half value layer for fluoroscopy at 80 kVp? : 2.5 mm aluminum or aluminum equivalen
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