all of automate system in our body. digesting food, put oxygen on our blood and pull carbon dioxide out, immune system, wound healing.....etc does our brain control all that even without our awareness? or those can still work even without brain order? if true.... wow, our brain may inferior to computer in terms of speed, but it's excel in super multitasking. ps. English is not my native language, forgive me if I'm wrong in spelling or grammar.