RTE 2563 QUESTIONS WITH VERIFIED ANSWERS
Discovery of X-rays - Answers - 1895
Ionization can cause - Answers - - creation of unstable atoms
- Production of free electrons
- Production of low energy photons
- Creation of reactive free radicals capable of poisoning cells
- Creation of new biological molecules detrimental to the living cellInjury to the cell that
may manifest itself as abnormal function or loss of function
ORP - Answers - Optimization for Radiation Protection; a synonym of ALARA
What are the three basic principles of radiation protection? - Answers - Time
Distance
Shielding
BERT - Answers - Background equivalent radiation time- method compares the amount
of radiation received from radiography imaging and the natural environment
- Based off of 3 mSv per year
Based off of BERT a chest X-ray is equivalent to - Answers - 10 days outside
Based off of BERT an abdomen X-ray is equivalent to - Answers - 4 months outside
Based off of BERT a lumbar spine X-ray is equivalent to - Answers - 1 year outside
Image Gently Campaign - Answers - A campaign launched in 2008 to raise awareness
about methods to reduce radiation dose during pediatric medical imaging exams.
What is an alpha particle? - Answers - Two neutrons and two protons, the same as a
helium nucleus
What is a beta particle? - Answers - a fast-moving electron given off by a nucleus during
radioactive decay
Pair production - Answers - interaction between matter and a photon possessing a
minimum of 1.02 million electron volts of energy producing two oppositely charged
particles, a positron and a negatron
Photodisintegration - Answers - An interaction between x-rays and matter characterized
by the interaction between a high-energy photon and the nucleus. The high-energy
Discovery of X-rays - Answers - 1895
Ionization can cause - Answers - - creation of unstable atoms
- Production of free electrons
- Production of low energy photons
- Creation of reactive free radicals capable of poisoning cells
- Creation of new biological molecules detrimental to the living cellInjury to the cell that
may manifest itself as abnormal function or loss of function
ORP - Answers - Optimization for Radiation Protection; a synonym of ALARA
What are the three basic principles of radiation protection? - Answers - Time
Distance
Shielding
BERT - Answers - Background equivalent radiation time- method compares the amount
of radiation received from radiography imaging and the natural environment
- Based off of 3 mSv per year
Based off of BERT a chest X-ray is equivalent to - Answers - 10 days outside
Based off of BERT an abdomen X-ray is equivalent to - Answers - 4 months outside
Based off of BERT a lumbar spine X-ray is equivalent to - Answers - 1 year outside
Image Gently Campaign - Answers - A campaign launched in 2008 to raise awareness
about methods to reduce radiation dose during pediatric medical imaging exams.
What is an alpha particle? - Answers - Two neutrons and two protons, the same as a
helium nucleus
What is a beta particle? - Answers - a fast-moving electron given off by a nucleus during
radioactive decay
Pair production - Answers - interaction between matter and a photon possessing a
minimum of 1.02 million electron volts of energy producing two oppositely charged
particles, a positron and a negatron
Photodisintegration - Answers - An interaction between x-rays and matter characterized
by the interaction between a high-energy photon and the nucleus. The high-energy
