What does structural MRI primarily measure to create anatomical images?
QUESTION
Which imaging method is best for detecting acute ischemic stroke early: CT or diffusion MRI?
QUESTION
Which functional method has the best temporal resolution for neural activity: EEG or fMRI?
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ANSWER
EEG (millisecond range). EEG captures rapid electrical fluctuations from neural populations, offering temporal precision far superior to fMRI's hemodynamic delays.