What happens to the brain if it loses all its blood?

Answer 1

If the brain goes without blood for more than a couple of minutes, neurons will start to die.

Answer 2

If the brain lost all of it's blood the individual would die. If blood flow to the brain is blocked, it causes a stroke.

Answer 3

you go brain dead if you leave it to long and then the only thing you can do is die because you need it to think and if you dont your heart

Answer 4

stroke