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Ø It is noninvasive (No foreign body is ingested)
Ø It is cheaper as equipment in many hospitals can be modified to do it whereas PET scanning machine is exotic
Ø fMRI is a little more subtle and relates to how brain scans are collected over time. In PET you need to allow time for the radioactive substances ingested to dissipate to allow for the next scan which means only a few scans can be taken. In fMRI, there is no decaying radioactive tracer so the test control scans can be interspersed with a much greater frequency which means many
Ø control scans can be taken
Chatelaine answered the question on June 16, 2021 at 12:53
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