Exam-style question
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Which component of a gamma camera detects the emitted gamma photons?.
- A.Photomultiplier tubes
- B.Collimator
- C.Scintillator
- D.Computer system
Model answer
What a good answer should say
- Photomultiplier tubes
Explanation
Why this works
Photomultiplier tubes are used in gamma cameras to detect the light produced by the scintillator when it absorbs gamma photons, converting it into an electrical signal.
Common mistake
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