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Radiation Biology Quiz

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Questions and Answers

What is the cellular target impacted by radiation that can kill/modify the cell?

DNA (correct)

Proteins

RNA

Mitochondria

Which type of radiation effect has no threshold?

Deterministic effects

Direct effects

Indirect effects

Stochastic effects (correct)

What does ALARA stand for in the principal philosophy of radiation safety?

Always Look Around, Reduce Accidents

As Low As Reasonably Achievable (correct)

Avoiding Long-term Adverse Radiation Affects

Alerting Local Authorities, Reducing Accidents

In radiation therapy, what type of effects are more concerning?

Deterministic effects Signup and view all the answers

What is a key characteristic of radionuclides used for medical imaging?

No particulate radiation Signup and view all the answers

How is PMT gain computed?

PMT gain= dynode gain #dynodes Signup and view all the answers

What is the role of the Gamma camera collimator and PHA?

Eliminate oblique gamma rays using collimator Signup and view all the answers

What is the key limitation of gamma camera imaging?

Poor resolution Signup and view all the answers

How can the risk of exposure be minimized in Nuclear Medicine?

Decrease time, increase distance, increase shielding Signup and view all the answers

Radiation Biology Quiz

Choose a study mode

Podcast

Questions and Answers

What is the cellular target impacted by radiation that can kill/modify the cell?

Which type of radiation effect has no threshold?

What does ALARA stand for in the principal philosophy of radiation safety?

In radiation therapy, what type of effects are more concerning?

What is a key characteristic of radionuclides used for medical imaging?

How is PMT gain computed?

What is the role of the Gamma camera collimator and PHA?

What is the key limitation of gamma camera imaging?

How can the risk of exposure be minimized in Nuclear Medicine?

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