9 Questions
What is the cellular target impacted by radiation that can kill/modify the cell?
DNA
Which type of radiation effect has no threshold?
Stochastic effects
What does ALARA stand for in the principal philosophy of radiation safety?
As Low As Reasonably Achievable
In radiation therapy, what type of effects are more concerning?
Deterministic effects
What is a key characteristic of radionuclides used for medical imaging?
No particulate radiation
How is PMT gain computed?
PMT gain= dynode gain #dynodes
What is the role of the Gamma camera collimator and PHA?
Eliminate oblique gamma rays using collimator
What is the key limitation of gamma camera imaging?
Poor resolution
How can the risk of exposure be minimized in Nuclear Medicine?
Decrease time, increase distance, increase shielding
Test your knowledge of radiation's impact on cellular targets and the associated risks of radiation exposure with this quiz. Explore the effects on DNA and distinguish between deterministic and stochastic effects. Perfect for those seeking to understand the basics of radiation biology and its implications.
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