>>12706296
>but what initiates those chemical reactions in the brain?
Your first question is good, and while I can't give you an answer some more knowledgeable in the field of brain chemistry might.
But then you go on to assert a whole lot of stuff without any backing whatsoever.
>pure consciousness occur in space/time
What does that even mean?
>it could be argued
sure it can, everything can. Doesn't mean it's correct. Though what you are trying to argue I can't make any sense of.
I could argue that the moon was made of cheese.
>it has been demonstrated in near death experiences when the brain is FLATLINED, the person observes the the environment and people around their body and when revived can give and exact report of the conversation and movements and so on
Flatline doesn't mean no brain activity. The brain is the last thing that remains active.
That's why you tell people with dying relatives that they can still hear your goodbyes up to 20 minutes after death.