Question detail
What is the main reason gamma emitters are chosen for medical tracers?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Hazards and uses of radioactive emissions and of background radiation
Question
- A. They are less expensive than other isotopes.
- B. They have a suitable half-life for imaging.
- C. They can be easily produced in laboratories.
- D. They cause minimal damage to surrounding tissues.
Answer
They cause minimal damage to surrounding tissues.
Explanation
Gamma emitters are chosen for medical tracers because they cause minimal damage to surrounding tissues while providing clear imaging results.
Common mistake
Misunderstanding Gamma Emitters
Students often confuse gamma emitters with other types of radiation, thinking they have similar properties and uses.
Focus on the unique characteristics of gamma radiation, such as its high penetration power and low ionising ability, which make it suitable for medical tracers.
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