Other questions in this quiz

2. What does fMRI enable?

  • watching areas of the brain in action
  • healing of the brain without surgery
  • quicker scanning than MRI

3. How does fMRI monitor oxygen uptake in the brain?

  • deoxyhaemoglobin absorbs radio waves so active parts light up
  • parts of the brain with large water content swell up
  • deoxyhaemoglobin reflects the radio waves so unactive part lights up
  • oxyhaemoglobin absorbs radiation so active parts light up

4. What are CT scans used for?

  • recovering from surgery
  • analysis of soft tissues
  • looking for broken bones

5. What can be used to make the tissue more visible during a CT scan?

  • dyes
  • morphine
  • water
  • a dark room

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