Exam-style question
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What is one advantage of ultrasound imaging?.
- A.It uses ionising radiation.
- B.It is non-invasive and safe.
- C.It provides high-resolution images.
- D.It is less expensive than MRI.
Model answer
What a good answer should say
- It is non-invasive and safe.
Explanation
Why this works
Ultrasound imaging is advantageous because it does not use ionising radiation, making it safer for patients compared to methods like X-rays or CT scans. This non-invasive nature allows for repeated use without significant risk.
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