5Water-logged
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A majority of the brain is fluid-filled. The fluid found in the brain is also same with that of the spinal cord. This is the fluid that protects the brain which stays suspended. When there is a trauma or injury to the brain, the fluid seeps into the brain leading to a concussion. This is why dehydration should not be overlooked. The brain needs to be kept in good shape. Click the next ARROW to see the next photo!
