CNS

• what does the CNS consist of?

  • brain, draws info from all over body and sends info back out as a response
  • spinal cord, contains nerves that carry messages between brain and body
• role of CNS?

  info processor and control centre for info.

  • when we receive info, PNS (web of nerves carrying info to/from CNS) carries info to CNS, brain processes info and sends response