The eEG be recorded with Scalp electrodes through the unopened skull or with electrodes on or in the brain Time(sec) Blink artifacts 3 6 8 9 → WAw/vww一 AwwA A-50 Electrode Alpha rhythms Beta rhythms positions A normalEEgThe EEG be recorded with Scalp electrodes through the unopened skull or with electrodes on or in the brain. A normal EEG