How to Read a VIN (Vehicle Identification Number) A car VIN (Vehicle Identification Number) contains unique information about where the car was made and can be found in your car or online. by Jason Unrau on
Quick Answer. Lack of oxygen in the brain will cause permanent brain damage in as little as four minutes. Another four to six minutes without the brain receiving blood will result in increased brain damage, coma and then death.
Disorders of consciousness may be caused by any of the following: 1  Head trauma: Trauma to the head may cause injury to the parts of the brain that maintain consciousness. 2  Decreased oxygen supply in the brain: Oxygen supply to the brain is very important. Lack of oxygen may damage or kill the brain cells. Consciousness may be affected when blood flow to the brain, or part of the brain, is stopped. This may happen during a stroke, or when there is severe bleeding or swelling in the brain. A brain tumor may push some parts of the brain and affect its blood vessels.