NMTCB EXAM QUESTIONS AND ANSWERS 100% CORRECT

NMTCB EXAM QUESTIONS AND
ANSWERS 100% CORRECT
Unrestricted area limits - ANSWER-2mrem/hr (.02mSv)

White 1 - ANSWER-TI = 0 Surface = .5mR/hr

Yellow 2 - ANSWER-TI = 1 Surface = 50mR/hr

Yellow 3 - ANSWER-TI = 10 Surface = 200mR/hr

3 federal regulating agencies - ANSWER-NRC, DOT, FDA

WB TEDE - ANSWER-5rem/yr (50mSv)

Lens of eyes (LDE) - ANSWER-15rem/yr (150mSv)

Organ or tissue (TEDE) - ANSWER-5rem/yr (50mSv)

Extremities/hands (SDE) - ANSWER-50rem/yr (500mSv)

General public (TEDE) - ANSWER-.1rem/yr (1mSv)

Embryo of declared pregnancy worker - ANSWER-.5rem/yr (5mSv)

Counting Efficiency Equation - ANSWER-CE = cpm/dpm
Caution: high radiation area - ANSWER-Where therapy is performed, Area where an
individual could receive >100mrem (1mSv) in 1 hour at 30cm from the source.

How long are survey and wipe records kept for? - ANSWER-3 years

Dose range for non-therapeutic doses? - ANSWER-+-20%

Removable contamination limit - ANSWER-6600dpm/300cm^2

Caution: Radioactive materials - ANSWER-Nuclear medicine labs, where radioactive
materials are used and stored.

Caution: Radiation Area - ANSWER-Entrances to nuclear medicine departments. Area
where an individual could receive >5mrem (.05mSv) in 1 hour at 30cm from the source.