ANATOMY: Anatomical Chart of the Brain. Did you know that the brain makes up about of a human's body weight? The cerebrum alone makes up of the brain's weight! The human brain is largest brain of all vertebrates relative to body size.
A dermatome is an area of skin supplied by a particular spinal nerve. When you lose feeling in particular areas of skin, the loss of function can be linked to these spinal nerves. For instance, numbness on the pinky (medial) side of your arm in the area h
Your brain, spinal cord and peripheral nerves make up a complex, integrated information-processing and control system known as your central nervous system. In tandem, they regulate all the conscious and unconscious facets of your life.