7
QuizMultiple Choice

Nuclear Processes — Test

Question 7 • Physics in the Universe

The use of radioisotope imaging is best suited for which procedure?

Answer
A
to help place a stent in a heart patient’s artery
B
to pinpoint blockages in very small blood vessels
C
to monitor the function of an enzyme in the cells of the pancreas
D
to detect a small metal fragment embedded in the thigh

Explanation

Radioisotope imaging uses radioactive tracers to show biological activity and function in tissues. It is therefore best suited to monitoring an enzyme’s activity in pancreatic cells. Finding a metal fragment or guiding a stent typically uses X-rays or fluoroscopy, while pinpointing tiny-vessel blockages calls for imaging that shows blood vessels directly.

AI-written and checked against the verified answer.

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