MRI
How many MRI zones are there?
4
True or false. In radiation safety being exposed and contaminated mean the same thing.
False
What type of radiation do lasers produce?
What does ALARA stand for?
As Low As Reasonably Achievable
Which 2023 movie followed the life of the man who created the first nuclear bomb?
Oppenheimer
What does MRI stand for?
Magnetic Resonance Imaging
What is the first thing you should check after turning on the survey meter?
The Battery
What does the acronym LASER stand for?
Light
Amplification By
Stimulated
Emission of
Radiation
The regulatory limit for a person working with or around radiation in a year is: 500 mrem, 5,000 mrem, or 50,000 mrem?
5000 mrem
How many bananas would you have to eat to have a 50% chance of dieing without medical intervention from radiation poisoning?
41,000,000
Which MRI zones are we allowed to enter?
3
How many mrem are you naturally exposed to per year?
620 mRem
Do lasers produce Coherent or Incoherent light?
Lasers produce Coherent Light
T/F: X-rays are produced only while the "X-Ray In Use" sign is illuminated.
True
What year did the Chernobyl incident happen?
1986
T/F: MR Safety training is required annually.
True
What is the reading on the following sample survey meter?
10 mR/hr
Does one pair of glasses protect you from all forms for laser radiation.
No
What are the two tpes of radiation?
Ionizing and Non-ionizing.
Which kind of radiation produces a blue glow?
Cherenkov Radiation
The MR machine is kept in which zone?
Zone 4
When a radioactive source is sheilded by a piece of paper nothing changes. When this same source is obstructed by a piece of aluminum the radioactivity is effectively sheilded. What type of radiation is this?
Beta Radiation
What was the first laser ever developed?
The first laser ever developed was a synthetic ruby laser.
Do x-rays use any radioactive material?
No
What was the first body part ever be x-rayed?
A Hand