Estrella Mountain Community College
Estrella Mountain Community College: The Nervous System
This online biology book chapter offers definitions and descriptions of the nervous system's components.
University of Washington
University of Washington: Alcohol and the Brain
Suitable for upper elementary and up, this is a thorough explanation of what alcohol does to the body and nervous system. Includes information about fetal alcohol syndrome and links to further information.
BioEd Online
Bio Ed Online: Brain Chemistry Post Assessment
The human brain is complex. Messages within the brain and the rest of the nervous system are conducted by cells called neurons. Drugs and other substances can interfere with or modify the transmission of messages between neurons. In this...
Other
Downer Drugs: An Inside Guide to the Downside's Flipside
Read about the dangers of depressant drugs, or downers. This website provides simple information about side effects, risks, and problems associated with depressant use.