The reality is that only by preventing synthetic debris â most of which is disposable plastic â from getting into the ocean in the first place will a measurable reduction in the oceanâs plastic load be accomplished. Clean-up schemes are legion, but have never been put into practice in the garbage patches.
Simply explained, a brain contusion is a bruise of the brain tissue. Just like bruises that occur on other parts of the body, a brain contusion is caused by small blood vessel leaks. Because they involve structural brain damage, contusions are more serious than concussions.
During impact to the head, the soft brain crashes back and forth against the inside of the hard skull causing bruising, bleeding, and shearing of the brain. Traumatic brain injuries are classified according to the severity and mechanism of injury: 1  Mild: person is awake; eyes open.