Exam-style question
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What is a key advantage of using ultrasound in medical imaging?.
- A.It uses ionising radiation.
- B.It is non-invasive and safe.
- C.It provides high-resolution images.
- D.It is the cheapest imaging method.
Model answer
What a good answer should say
- It is non-invasive and safe.
Explanation
Why this works
Ultrasound is a non-invasive imaging technique that does not use ionising radiation, making it a safe option for patients, especially during pregnancy.
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