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Rad 103 Protection
Protection
15
Science
Undergraduate 1
09/27/2011

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Cards

Term
ALARA
Definition
as low as reasonably acheivable
Term
Exposure Formula
Definition
Exposure = rate x time
Term
Closer to the x - ray machine
Definition
stronger the radiation
Term
Inverse square law
Definition
Term
Shielding
Definition
always have protection between you and the source or radiation
Term
Half Value Layer
Definition
reduces radiation intensity by 1/2
Term
1HVL 30 mR 2 HVL 15mR 50% 3 HVL 25% 7.5mR
Definition
Amount of Radiation
% of the original
Term
TVL
Definition
the thickness of the absorber that reduces radiation intensity to 1/10 it's original value
Term
1TVL =
Definition
1TVL = 3.3 HVLs
Term
Effective dose is based on
Definition
whole-body exposure
Term
OR is also known as
Definition
portable exams
Term
In fluoroscopy, film badge
Definition
outside the apron
Term
Three portable devices
Definition
RED-radiation exposure device
RDD-radiologic dispersal device
IND-improvised nuclear device
Term
RDD
Definition
bomb that explodes and disperses
Term
Cardinal principles
Definition
time,distance,shielding
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