Human Behavior
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Transcript Human Behavior
Human Behavior
Stimulants: Caffeine,
Nicotine,
Amphetamines, and
Cocaine
Caffeine
Occurs naturally in coffee, tea, and cocoa.
Stimulant:
Drugs including amphetamines and cocaine, stimulate
the sympathetic nervous system and produce feelings
of optimism and boundless energy
Caffeine lengthens the time it take to fall asleep
and reduces total minutes of sleep
Found in many beverages
Large doses can cause insomnia and diarrhea
Addictive
Nicotine
Psychoactive drug in tobacco
Probably the most addictive stimulant
today
Causes health issues with prolonged use
Can cause a “high”
Withdrawal symptoms include drowsiness,
headaches, irritability and intense cravings
Younger users are likely to increase to
“bigger” drugs
Amphetamines
First used in the 1930s as a nasal spray to
help asthma
Used in military during WWII to reduce
fatigue
“Pep pills” for night workers
Also prescribed as “diet pills”
Amphetamines:
Stimulant drugs that initially produce “rushes”
of euphoria often followed by sudden
“crashes” and sometimes severe depression
Amphetamines Continued
Amphetamine Psychosis:
Paranoia, delusions, and hallucinations, much
like paranoid schizophrenia
Methamphetamine
“speed” or “fire”
“ice”, “crystal”, and “crank” (smoking form)
Stimulant and hallucinogen
Amphetamines Coninued
Short-Term
Teeth clenching
Chills or sweating
Aggression
Axons stop firing
Birth defects
Lower intelligence
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Cocaine
Cocaine:
Derived from the coca plant that, although
producing a sense of euphoria by stimulating
the sympathetic nervous system, leads to
anxiety, depression and addictive cravings
Physician use (Novocain and to cure
alcohol and morphine addictions)
Smoked as “crack”
“coke” and “snow”
Cocaine
Less then 10 seconds to the brain for
crack
Last 5-20 minutes
Used on Wall Street to stay up and deal in
the 1970s
Quick high
Fast and Long depression after high