What does PET stand for?
Positron Emission Tomography
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What happens when a positron is emitted?
It annihilates with an electron, emitting two gamma photons.
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How does a PET scanner form an image?
PET scanners detect gamma photons from annihilations and constructs an image.
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Why is glucose used in PET scans?
Cancerous tissue has increased glucose uptake.
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What is the name of the process that occurs when a positron interacts with an electron?
Annihilation
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