The human brain is perhaps the most complex of organs, boasting between 50-100 billion nerve cells or neurons that constantly interact with each other. These neurons ‘carry’ messages through electrochemical processes; meaning, chemicals in our body (charged sodium, potassium and chloride ions) move in and out of these cells and establish an electrical current.Take a look at other amazing facts about the Human Brain and find out what makes the the Human Brain work. Cerebrum The cerebrum is the largest portion of the brain, and contains tools which are responsible for most of the brain’s function. It is divided into [More]