| Receive comprehensive information about Brain cell biography, learn about brain cell biography and brain cell functions Brain cell Brain cell biography Brain cell growth Brain cell function The brain is composed of many types of brain cells, mainly neurons and glial cells. There are about 100 billion neurons in the brain. Neurons transmit electrochemical signals between the brain and the nervous system. Glial cells account for 90% of the brain's total cells. The most important funct.. |