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Medical imaging

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Question 20

Oxygen-15 is a positron-emitting radionuclide used as a medical tracer in position emission tomography (PET) to monitor regional blood flow. Describe the physical processes that allow a PET scanner to locate the oxygen-15 nuclei inside a patient.

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Markscheme

Medical imaging Questions

  1. A Level
  2. /Physics
  3. /Medical imaging

25 exam-style questions on OCR A A Level Physics Medical imaging, covering Using X-rays, Diagnostic methods in medicine, and Using ultrasound. Each one has a worked solution and a mark scheme showing where the marks go.

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