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NMTCB Review Exam
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NMTCB Review Exam 2024-2025NRC - ANSWER Nuclear Regulatory Commission
DOT - ANSWER Department of Transportation
Type A Packaging - ANSWER Adequate for normal transport
Type B Packaging - ANSWER Used for large quantities of radioactivity
What type of packaging is used for routine transport of radio pharmaceuticals? -
ANSWER Type A
Categories for labeling Type A packages - ANSWER Measured dose rate, package
surface, 1 m from the surface
TI - ANSWER Transport Index
Transport index - ANSWER Dose rate measured at 1 m from the surface
DOT 1 (white) - ANSWER -No more than 0.5 mR/h at surface
-NDR at 1 m
DOT 2 (yellow) - ANSWER -No more than 50 mR/h at surface
-No more than 1 mR/h at 1 m
, DOT 3 (yellow) - ANSWER -No more than 200 mR/h at surface
-No more than 10 mR/h at 1 m
FDA - ANSWER Food and Drug Administration
IND - ANSWER Investigational New Drug
What does a radio pharmaceutical need to be distribute for sale? - ANSWER NDA
NDA - ANSWER New Drug Authorization
A drug under investigation for future approval - ANSWER IND
3 factors in reducing external radiation exposure - ANSWER Time, distance, shielding
Total dose= - ANSWER (Dose rate)(Time)
Inverse square law= - ANSWER (I1)(D1)^2=(I2)(D2)^2
Shielding for alpha particles - ANSWER Sheet of paper
Shielding for beta particles - ANSWER Plastic or lucite
Why should lead shielding not be used for beta emitters? - ANSWER Creates
bremmstrahlung
Bremsstrahlung - ANSWER Radiation resulting from deceleration of beta particles as
they approach the nuclei of the lead atoms-released as x rays
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