Exam-style question
Try this first
Why must the half-life of a tracer be suitable for diagnosis?.
- A.To ensure it remains in the body for a long time
- B.To allow for immediate imaging after administration
- C.To prevent it from being too radioactive
- D.To ensure it can be used multiple times
Model answer
What a good answer should say
- To allow for immediate imaging after administration
Explanation
Why this works
The half-life of a tracer must be suitable for diagnosis to ensure that it decays at a rate that allows for effective imaging shortly after administration, providing timely diagnostic information.
Common mistake
No common mistake is linked to this question yet.