1. increases the activity of the central nervous system
2. increases the heart rate and suppre...
1. increases the activity of the central nervous system
2. increases the heart rate and suppresses the appetite
3. first used by europeans as a local anesthetic; now abused for its euphoric effects
4. found in coffee beans, tea leaves, and cocoa beans
5. reduces the activity of the central nervous system
6. suppresses brain activity by blocking the ability of nerves in the brain to send or receive signals
7. reduces the physical and psychological symptoms of anxiety by reducing brain activity
8. pain-killing drugs that are derived from opium
1. narcotics
2. barbiturates
3. amphetamines
4. cocaine
5. depressants
6. stimulants
7. tranquilizers
8. caffeine
Answers: 2
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