4 October 2013
Updated at 19:52 ET
The third state of consciousness under the knife
Datshiane Navanayagam
BBC Health Check
Surgeons in an operating theatre
Are we really unconscious under general anaesthetic?
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Having a general anaesthetic is a routine part of many operations. But what happens if you are still conscious after you close your eyes?
http://www.bbc.co.uk/news/health-24357476
link-
http://www.bbc.co.uk/news/health-24357476