What is the difference between coma and brain death?
Brain death is defined by medical authorities as irreversible cessation of all brain activity. Simply stated, this means that the brain is no longer alive and cannot be brought back to life. Everyone who dies, ultimately dies of brain death even if they didn’t suffer a direct injury to the brain. in comas, life need support to breathe and regulate their heart rate and blood pressure because their brains have stopped doing their jobs and are irreversibly damaged. But the main difference is that people who are in a coma haven’t lost all brain function. That is, they still have some level of measurable brain activity and their brains are still sending out electrical impulses in response to stimulus. For example, people in a coma may still have a gag reflex, but people suffering from brain death don’t. And even those people who are in a really deep coma have enough brain voltage to show up on an EEG, a test so sensitive it can pick up the static electricity on …
