Radionuclide Imaging and Therapy (AQA A-Level Physics): Flashcards
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Practise the cards
10 cards from this deck
What are gamma-emitting radioisotopes called in imaging?
What are gamma-emitting radioisotopes called in imaging?
Tracers
Half-life of Technetium-m
Half-life of Technetium-m
6 hours
Radiation type emitted by Technetium-m
Radiation type emitted by Technetium-m
Pure gamma radiation
Half-life of Iodine-
Half-life of Iodine-
8 days
Primary use of Iodine-
Primary use of Iodine-
Thyroid investigations
Half-life of Indium-
Half-life of Indium-
2.8 days
How is Technetium-m produced on-site?
How is Technetium-m produced on-site?
Molybdenum-Technetium generator
What does PET scanning primarily assess?
What does PET scanning primarily assess?
Metabolic activity of cells
What does positron-electron annihilation produce?
What does positron-electron annihilation produce?
Gamma rays in opposite directions
One disadvantage of PET scans
One disadvantage of PET scans
Uses ionising radiation