Hu Ji wrote:
> Hi all,
> I want to record EEG&EMG simultaneously to monitor sleep or awake status of mice.
> I have a setup can use to record four channels of signals on behaving mice.
> There are some questions:
> For EEG recording,
> Where I should choose to be groud?
> I want to choose occipital cortex(2-3mm lateral to the midline, 2mm posterior to bregma) and cerebellum(at midline, 1mm posterior) as recording site. And then use the potential from cerebellum subtract occipital as EEG. Am I right?
>> For EMG recording,
> I insert two wires into the neckmuscle. Should I subtract potential from these two wires or plus them?
>> Thank you in advance!
>> Jim
Have you seen this? It may save you some headaches (the mouse too):
http://www.pinnaclet.com/products/html/biomedical/mouse.html
--
Joe Legris