Exam-style question
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Which component of a gamma camera is responsible for ensuring that only gamma photons from the desired direction are detected?.
- A.Scintillator
- B.Photomultiplier tube
- C.Collimator
- D.Detector array
Model answer
What a good answer should say
- Collimator
Explanation
Why this works
The collimator is designed to allow only gamma photons traveling in specific directions to pass through, thus improving the accuracy of the detected image.
Common mistake
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