Topics covered: -Medical Terminology (Word Parts/Directional Terms/Anatomy/Digestive System) [Exam is word to definition matching] -Radionuclide characteristics (Half Life/Energy) -Instrumentation [Exam is WRITING the instrument based on picture] -Radiation Safety (Radiation limits, ALARA)
What units does the GM Survey meter use?
mR/h
What units does the Dose Calibrator use?
uCi / mCi
What units does the Well Counter use?
counts per minute (cpm)
What is A?
Recombination
What is B?
Saturation of Ion Chamber
What is C?
Proportionality
What is D?
Geiger-Muller
What is E?
Continuous Discharge
What instrument is this?
Thyroid Uptake
What instrument is this?
Geiger-Muller Survey Meter (GM Survey Meter)
What instrument is this?
Gamma Camera
What is A pointing to?
Saline Vial
What is B pointing to?
Collection Vial
What is C pointing to?
Air Filter
What is D pointing to?
0.2um Filter
What is E pointing to?
Alumina Column
What does ALARA stand for?
As Low As Reasonably Achievable
What is the radiation exposure limit for Whole Body?
0.05 Sv (50 mSv) annually 5 rem (5,000 mrem) annually
What is the radiation exposure limit for Lens?
0.15 Sv (150 mSv) annually 15 rem (15,000 mrem) annually
What is the radiation exposure limit for Shallow Dose?
0.5 Sv (500 mSv) annually 50 rem (50,000 mrem) annually
What is the radiation exposure limit for Embryo?
0.005 Sv (5 mSv) for the duration of pregnancy 0.5 rem (500 mrem)
What is the DAILY QC for Gamma Cameras?
Flood
What is the WEEKLY QC for Gamma Cameras?
Bars and COR
What is the MONTHLY or QUARTERLY QC for Gamma Cameras?
Jasczack
What are the principles of a Gamma Camera?
-Patient has a radioactive tracer inside of them
-Gamma rays are emitted in all directions
-Gamma camera detects gamma rays
-Location of radionuclide displayed on monitor
Define Scintillation.
Light Producing
What is the DAILY QC for Dose Calibrators?
Constancy
What is the QUARTERLY QC for Dose Calibrators?
Linearity
What is the ANNUAL QC for Dose Calibrators?
Accuracy
What should one check for when a Dose Calibrator is installed or repaired?
Geometry