"Asserting that consciousness is fundamental and ubiquitous does nothing to shed light on the way an experience of blueness is the way it is, and not some other way. Nor does it explain anything about the possible functions of consciousness, nor why consciousness is lost in states such as dreamless sleep, general anaesthesia, and coma." -- Anil Seth, from the article This bit -- "nor why consciousness is lost in stat…
We have a brain we can cut in and alter someone's consciousness. Obviously consciousness lies outside his body, Occam's Razor!