Science

11. Explore how radiation is used in medicine

Mission Objectives

Describe how nuclear radiation is used in medicine

Explain the risks and benefits of using nuclear radiation in medicine

Use data to evaluate the risks and consequences of using nuclear radiation

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KS4-21-11 Lesson Slides KS4-21-11 Mission Assignment KS4-21-11 PDF Handout KS4-21-11 Handout KS4-21-11-Teacher Answers

Keywords

Words and meanings to learn

radioactive

a substance which emits radiation

gamma ray

electromagnetic radiation emitted by an atomic nucleus during radioactive decay

radiotherapy

treatment of disease using x-rays or other forms of radiation

alpha particle

a positively charged particle that consists of two protons and two neutrons emitted during radioactive decay

isotope

atoms of the same element that have a different mass number because they have a different number of neutrons

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United Kingdom National Nuclear Laboratory

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Required Resources

Resources: Class presentation and handout.

Handout: Recall properties of alpha, beta and gamma radiation. Describe and explain the uses of radioactive tracers. Compare gamma and X-rays. Discuss the use of gamma rays in radiotherapy. Evaluate the use of radiation in medicine.

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