Chemistry › Section U · Nuclear chemistry › Topic U.5
Uses and biological effects of radiation
The same radiation that can damage living cells also lets doctors see inside the body, treat cancer and sterilise equipment. Using it well means understanding what radiation does to tissue and how its activity and dose are measured.
In this topic
- Radioisotopes as tracers
- Seeing inside the body
- Treatment and industry
- How radiation harms cells
- Penetration and protection
- Measuring radiation: activity and dose
- Worked example: the activity of iodine-131
- Worked example: from joules to sieverts
- Doses in perspective
- Common mistakes to avoid
- Key takeaways
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