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Marijuana
 
Use the following link to answer the questions about marijuana.

http://www.nida.nih.gov/MOM/MJ/MOMMJ1.html

1. How many chemicals are in the average marijuana plant?

2.  Where does marijuana come from?

3.  How does marijuana affect nerve cells in the brain?

4.  What chemical has a big impact on the brain because it has a lot of THC receptors?

5.  What can marijuana do to your heart?

6.  Why do the whites of the eyes turn red?

7.  True or False:   Marijuana causes a feeling of panic accompanied by sweating,
     dry mouth and trouble breathing.

8.  True or False:   Marijuana smokers get a daily cough and more frequent chest colds
     very much like tobacco smokers.

9.  The hippocampus has many THC receptors.  It also communicates with other brain
     regions that process new information into long-term memory.  How could this affect
     the way a marijuana smoker learns math, science, social studies or language arts in school?

10. How can marijuana influence emotions?

     And don't forget this: THC can make something as simple as driving a
     car really dangerous.