Feedback for: [page_title] 3.1.1 Recording from the brain

Stimulating Electrode pairs are attached to the arms and legs however; recording electrodes are attached to the head and spine.

Stimulating Electrode pairs are attached to the arms and legs while recording electrodes are attached to the head and spine.

Cocaine increased beta frontal and central areas. Increased alpha frontal and temporal regions.

Marijuana increased alpha, decreased beta, decreased theta amplitude.