Exam-style question
Try this first
How does the dose of radiation from a CT scan compare to that of a plain X-ray?.
- A.CT scans generally use a higher dose of radiation.
- B.CT scans use the same dose as plain X-rays.
- C.CT scans use a lower dose of radiation.
- D.CT scans do not use any radiation.
Model answer
What a good answer should say
- CT scans generally use a higher dose of radiation.
Explanation
Why this works
CT scans typically require a higher dose of radiation compared to plain X-rays due to the need for multiple images to create detailed cross-sectional views, which can increase the overall exposure.
Common mistake
No common mistake is linked to this question yet.