The nervous system has two different major parts. The two parts are the central nervous system and the peripheral nervous. The central nervous system or the CNS contains the brain and the spinal cord. All together, the brain and the spinal cord serve the nervous system's command station.
== Greg Maddux Signed Baseball Card == A Greg Maddux autographed baseball card is worth between $20. -$30. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been authenticated could sell at half the market value or less.
1. Honus Wagner 1909-11 Baseball Card â $2.8 million. Considered the Holy Grail of sports cards, the Honus Wagner T206 tobacco card is the most valuable ever, selling at $2.8 million. Honus Wagner was a great baseball player and coach, and is viewed by historians as one of the true greats of the sport. His career as a player began in 1897 and ended 20 years later.