gamma rays

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gamma rays are a form of nuclear radiation bee tee dubs

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7 Terms

1
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how are gamma rays produced?

changes in the nucleus of atoms

2
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how are gamma rays ideal for internal imaging?

  • transmitted through body tissue

    • little absorption

3
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what are gamma rays used in?

  • radiotherapy

  • medical tracers

4
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what are the disadvantages of gamma rays?

  • can cause the mutation of genes

    • lead to cancer

5
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how are gamma rays used in radiography?

can kill cancer cells

6
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how are gamma rays used in medical tracers?

  1. gamma-emitting source injected into patient

  2. its progress followed around body

7
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what are protective measures radiographers have to take?

  • lead aprons

  • stand behind steel screens

  • leave the room

to keep exposure to a minimum