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Rad Bio Exposures

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
show Time- Distance- Shielding  
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show Exposure rate x exposure time  
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If a technologist is receiving 400mR/hr standing 2ft from the pt, what is the rate when he steps back to 6ft?   show
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show 3.3  
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What organization makes recommendations regarding dose limits?   show
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show Linear, nonthreshold  
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Calculate the recommended cumulative lefretime exposure for a 38 year old technologsit.   show
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show if it is known and documented.  
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show NRC- nuclear regulatory commission  
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Students under 18 should not exeed and effective dose limit of ____ anuually. state in Rem & mSv   show
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show 5 Rem or 50 mSv  
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show 19.44 mR  
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a fluoroscope emits 2 R/ma-min at the table top. What is the appox entrance skin exposure after a 4.5 min fluoro exam performed at 3mA?   show
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show 1000 mRad  
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if jamie is positioned 2 ft from the fluoro table and teh exposure rate is 9.6mR/hr, what is her total exposure if she stands there for 23 min?   show
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State the former MPD formula   show
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once a pregnancy is declared, the monthly dose equivalent lmit is _____ Rem.   show
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show 0.5 Rem  
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Where should the pregnant technologist wear the second radiation monitor after declaring her pregnancy?   show
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show As Low As Reasonable Achievable. Keep occupational and nonoccupational exposures as low as possible.  
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show 4HVL, or 0.8mm Pb  
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show 50 Rem/year or 500 mSv/year  
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show 0.1 rem or 1 mSv frequent 0.5 rem or 5 mSv infrequent  
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show Elective exams of the abdomen/pelvis should be performed within 10 days after the onset of menses.  
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A survey meter reads 32 mR/hr. How long can a technologist stay before receiving a dose of 56 mR?   show
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Whole body dose   show
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Lens of the eye   show
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Organ and skin/extremities annual dose   show
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show 0.5 Rem or 5 mSv  
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Declared pregnancy   show
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show 1 rem or 10 mSv x age in years  
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show 0.5 rem/yr or 5 mSv/yr  
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Public exposure (frequent)   show
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show 0.1 rem/yr or 1 mSv/yr  
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Created by: rieste