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.
Greg Norman was born in Australia and has an estimated net worth of $500 million dollars. A very successful professional golfer and entrepreneur, Greg Norman was the golfing #1 for a record 331 weeks from the 80's to the 90's. He has won 20 PGA tours, among others, and was inducted into the World Golf Hall of Fame in 2001.