NCRP Says...
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Leading the Way
For Good & Bad
RAD Design
100

The annual occupational dose for technologists and students over the age of 18

What is 50 mSv

100
The SI unit for effective dose

What is the Sievert

100

The person known as the first radiation martyr

Who is Clarence Dally

100

The isotope used most commonly in NM exams

What is Technetium-99m (Tc-99m)

100

The minimum thickness NCRP allows for a lead shield 

What is 0.25 mm Pb

200

The formula used to find the occupational cumulative dose limit

What is age in years x 10 mSv

200

The customary unit for absorbed dose

What is the rad

200

First to suggest the practice of radiation protection

Who is William Herbert Rollins

200

Element used in a radioactive form to most commonly evaluate the thyroid

What is Iodine

200

Every radiation safety program must have this designated person

Who is a radiation safety officer (RSO)

300

This number reflects the monthly dose limit for an embryo/fetus

What is 0.5 mSv
300

The SI unit for radioactivity

What is the Becquerel

300

The person who isolated radium and polonium

Who is Marie Curie

300

Element used to make objects glow

What is Radium

300
Lead or concrete can be used in this part of the room design

What is the primary barrier

400

The occupational lens dose limit is set at...

What is 150 mSv

400

The SI unit for exposure

What is Gray in air (or air kerma)

400

Established formal procedures and controls to protect people and the environment from excessive radiation exposure

Who is Herbert Parker

400

The radiopharmaceutical used most commonly in PET scans

What is Fluorodeoxyglucose (FDG)

400

Expressed in units of mAmin/wk

What is workload

500

The dose limit associated with the level of negligible risk to the public 

What is 0.01 mSv

500

The special unit for exposure

What is Coulomb/kilogram (C/kg)

500

The person who is credited for inventing the gamma camera

Who is Hal Anger

500
This isotope is used in NM lung pulmonary and ventilation studies

What is Xenon

500

Four materials most commonly used for secondary barriers

What is steel, wood, gypsum, and glass