EEG and Action Potentials

An introduction to electroencephalography (EEG), by undergraduate student Andreas Vassiliou from the Department of Medical Physics and Bioengineering at University College London.

[lokinounou]

Thanks for the presentation.
I would just remark that at 5:34, it seems that there is a confusion with using "deep electrodes". I presume the author intends to talk about "single electrode unit" or "multi-electrode array", but confuses with "deep brain stimulation" technique.
In the x-ray picture, I can see cortical electrodes (to refer to as electrocortigrapy "ecog")