Development of Medical Imaging
Who first discovered the concept of X-rays for medical imaging?
Who is Wilhelm Rontgen
The regulatory body for MRTs in Ontario is the __________________
College of Medical Radiation and Imaging Technologists of Ontario
X-ray radiation is known as what type of energy?
What is Electromagnetic energy?
Ionization occurs when?
An x-ray passes close to an orbital electron of an atom and transfers sufficient energy to the electron to remove it from the atom
Historically radiation injuries resulted from?
What is low energy of the radiation available and therefore long exposure times?
What year was film first introduced as the medium to capture X-ray images?
What was 1918?
What governing body administers the entry to practice exam?
Canadian Association of Medical Radiation Technologists
The number of protons in an atom is known as ?
What is the atomic or Z number
Radioactive half life is what?
What is the time required for a quantity of radioactivity to be reduced to one-half its original value?
ALARA stands for what?
As low as reasonably achievable
Who invented the first high-voltage power supply?
H.C. Snook
When both provincial and federal legislation exist, what one is followed?
What is provincial?
The orbital shell that has the strongest bond to the nucleus is the ?
What is the K-shell
The two main types of particulate radiation include?
What is alpha and beta particles?
Air Kerma can be defined as?
What is the kinetic energy transferred from photons to electrons during ionization and excitation
What year was Computed Tomography accepted as a medial modality?
1980
The main federal piece of legislation that outlines safety procedures for the use, control and installation of X-Ray Equipment is?
What is Safety Code 35?
How much energy is required to ionize tungsten?
What is 69.5 keV?
X-rays originate from where within the atomic structure?
What is the electron cloud?
According to Safety Code 35 at 150 kV or greater protective apparel should be how thick?
What is 0.5 mm of Pb?
What allowed X-Ray Intensity and energy to be selected separately for the first time?
What is the Coolidge Tube?
The piece of legislation that outlines who can operate x-ray equipment and who can order x-rays is?
What is the HARP Act?
An isotope has the _____________ but ________________
the same atomic number but different atomic mass numbers (they gain or lose neutrons)
Electromagnetic Radiation travel at what speed?
What is the speed of light (c = 3 × 108 m/s)?
The whole body occupational dose limit for radiation workers is ?
What is 20 mSv?