Exam-style question
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Explain why beams of high-energy X-rays are shaped and targeted during treatment.
Model answer
What a good answer should say
- Beams of high-energy X-rays are shaped and targeted to maximize the dose delivered to the tumour while minimizing exposure to surrounding healthy tissue.
- This precision helps reduce side effects and improves treatment efficacy.
Explanation
Why this works
This answer is strong as it addresses the importance of precision in radiation therapy, highlighting the balance between effective treatment and patient safety. The question assesses the understanding of treatment planning in medical physics.
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