To identify which specific brain areas are most active during a particular mental task, researchers would be most likely to make use of a(n)

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Functional magnetic resonance imaging (fMRI) is a non-invasive imaging technique that measures changes in blood flow in the brain, which can indicate which areas are most active during a particular mental task. Hemispherectomy and brain lesion involve damaging or removing parts of the brain, which is not the goal of identifying active brain areas. ACh agonists are drugs that affect levels of the neurotransmitter acetylcholine and would not be used to identify specific brain areas.

To Identify Which Specific Brain Areas Are Most Active During