Nuclear Medicine Instrumentation: Exam 2 Questions with 100% Correct Answers

Nuclear Medicine Instrumentation: Exam 2 Questions with 100% Correct Answers What is efficiency of counting/imaging? - answerHow well detector can... (goes dab, plus c) 1. geometry 2. operating voltage 3. energy resolution 4. scatter 5. dead time 6. absorption 7. background plus... collimation How do you test operating voltage for GM? - answerBattery Check button (DC) How do you test operating voltage for Cutie Pie? - answerBattery Check button (DC) What is operating voltage check called for Dx Calibrator? How do you check it? - answerConstancy Test - button test with source How do you test operating voltage for Gamma camera? Explain. - answerDaily flood - checking that percentage is less than Uniformity Correction Factor (%5) What if UCF is over 5%? - answerredo flood and then call biomed What is the UCF value for the Gamma camera? - answer3-5 milli counts What is the operating voltage check called for the uptake probe? - answerdaily voltage check What is the operating voltage check called for the well counter? - answerdaily voltage check What units are used for GM? - answercounts/min or disintegrations/min What are the units of Cutie Pie? - answermillirems/hour What are the units of Dx Calibrator? - answerCurries (becquerel) or disintegrations/min What are the units for the Gamma Camera? - answercounts/min What units used to measure uptake probe? - answercts/min What units used to measure well counter? - answercts/min What if there are not enough counts? - answerImage longer and adjust time Meaning in test tube or outside living organism. - answerin vitro Meaning inside a living organism. - answerin viv