> The medical team gave her an EEG—placing sensors on her head to monitor her brain’s electrical activity—while they asked her to “keep opening and closing your right hand.” Then they asked her to “stop opening and closing your right hand.” Even though her hands themselves didn’t move, her brain’s activity patterns differed between the two commands.

A eeg is afaik done as a matter of course in these situations. Fmri is not realistic or necessarily