Nervous+System

http://www.innerbody.com/image/nervov.html This is a good link it has an interesting diagram.

http://yucky.discovery.com/flash/body/pg000136.html This has a ton of info!

http://universe-review.ca/R10-16-ANS.htm All about what we want.

http://www.innerbody.com/image/nervov.html

This shows u a great diagram of the nervous system

[]

A lot of info

http://www.betterhealth.vic.gov.au/bhcv2/bhcarticles.nsf/pages/Pins_and_needles

This site has some great diagrams and some information about how neurons function

[] also recommended by mr.Mcpherson, has interesting facts and on the home page it has pictures of a couple of models!