CAMRT Safety Code 35 Exam Questions and Answers 100% Correct

CAMRT Safety Code 35 Exam Questions and Answers 100% Correct what kind of radiation protection model is used? - Answer-linear non-threshold model for mobile radiography, how far from the source must the operator be if they're not wearing any protective wear? - Answer-3 metres What is the dark current? - Answer-X-ray emission even though the irradiation switch is not activated, caused by residual charge left in the capacitor discharge unit are lead shields mounted on the x-ray machine a good enough substitute for protective clothing like lead aprons? - Answer-NO to avoid scatter from the patient, where should the tube be? (When vertical) - Answer- under the patient if the tube is horizontal, where should the tech stand? - Answer-on the side of the image receptor x-rays account for what percentage of man-made radiation dose to the general population? - Answer-90% what is the LMP window? - Answer-10 days after the last onset of menstruation if a pregnant patient must be x-rayed, what position should they go in? - Answer-prone magnification mode may _______ the dose to the patient - Answer-increase What does DRL stand for? - Answer-diagnostic reference level what is the annual limit of dose for other people outside of an x-ray room (passerbys) - Answer-1 mSv per year the radiation levels in controlled areas that are occupied routinely by radiation workers must be such that no radiation worker is occupationally exposed to more than _____ mSv per year - Answer-20 mSv In uncontrolled areas, where radiation sensitive populations are present, such as paediatric wards, a constraint level of _____ mSv per year should be used. - Answer- 0.30