AQA GCSE Physics · 8463
Specification 4.4.3.3 · Paper 1
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GCSE Physics · key term
A radioactive isotope attached to a substance chosen to travel to, or collect in, a particular part of the body.
Used by AQA and Edexcel
Specification 4.4.3.3 · Paper 1
Specification 6.34P · Paper 1
A radioactive atom attached to a carrier molecule selected for a particular medical purpose.
Revise: Medical DiagnosisDepending on the investigation, the radiopharmaceutical may be injected, swallowed or inhaled. As it moves through the body or accumulates in particular tissues, its radioactive atoms decay.
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