Magnetic resonance imaging (MRI) is an invasive imaging technique that provides color-coded images of brain activity by tracking the brain's use of a radioactively tagged glucose, oxygen, or other substances.

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MRI is a non-invasive imaging technique that uses a strong magnetic field and radio waves to create detailed images of internal body structures, including the brain. It does not involve the use of radioactive substances.

Magnetic Resonance Imaging (MRI) Is an Invasive Imaging Technique That