Drugs and the Nervous System
Name: ______________________ Date: ____________
Write the letter of the matching definition next to each term.
1. stimulant
A. Derivative of opium
2. depressant
B. A drug that temporarily quickens some vital process
3. marijuana
C. A central nervous system stimulant that increases energy and decreases appetite
4. alcohol
D. A chronic disease interfering with the normal functioning of the liver
5. nicotine
E. The abbreviation for acquired immunodeficiency syndrome, an advanced stage of HIV infection.
6. amphetamine
F. The most commonly used illicit drug
7. codeine
G. A drug that reduces excitability and calms a person
8. dopamine
H. A monoamine neurotransmitter found in the brain and essential for the normal functioning of
9. cirrhosis
I. Large and complicated reddish-brown glandular organ located in the upper right portion of
10. liver
J. Liquid in drinks like beer and wine that adults sometimes have
11. lungs
K. Either of two saclike respiratory organs in the chest of vertebrates (plural)
12. aids
L. An alkaloid poison that occurs in tobacco