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Psychoactive Drugs

Psychoactive Drugs. 26.2. Possible Consequences. Tolerance Needing more; needing to function Physiological Dependence Develop chemical need for a drug Withdrawal Nervousness, insomnia, severe nausea, headaches, vomiting, chills, cramps Psychological dependence Addiction.

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Psychoactive Drugs

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  1. Psychoactive Drugs 26.2

  2. Possible Consequences • Tolerance • Needing more; needing to function • Physiological Dependence • Develop chemical need for a drug • Withdrawal • Nervousness, insomnia, severe nausea, headaches, vomiting, chills, cramps • Psychological dependence • Addiction

  3. Costs of Substance Abuse • Negatively affect performance • School • Sports • Relationships • Pressure • Not a relief an addition • Costs to others • Drug-related crime or death • $67 billion a year health, social, and criminal costs every year • Drug Use • Baby Withdrawals

  4. Four Types • Stimulants • Drugs that speed up the central nervous system • Depressants • Drugs that tend to slow down the central nervous system • Hallucinogens • Alter moods, thoughts, and sense perceptions, including vision, hearing, smell, and touch • Narcotics • Drugs derived from the opium plant that have a sedative effect

  5. Stimulants • Most common • cocaine, caffeine, nicotine • Effects • Increased heart rate, headaches, sweating, sleeplessness, physical collapse, paranoia • crank addicts often pick at their faces because of a feeling similar to crawling bugs • Amphetamines • Used for awake, improve athletic performance, sense of EUPHORIA • Addictive • As drug wears off exhaustion and depression

  6. Depressants • Barbiturates • Tranquilizers • Reduce muscular activity • Methaqualone • Temporary euphoria • Side effects include Rapid dependence, coma

  7. Narcotics • Morphine • Found in opium • Used to reduce severe pain • Can be addicting • Codeine • Heroin • Depresses central nervous system • Painful withdrawals, highly addictive

  8. Hallucinogens • PCP • Distance and detached from your own surroundings • Time passes slowly • Touch and pain are dulled • Most deaths are caused by strange, destructive behavior the drug produces • Drowned in extreme shallow water/burned to death • LSD • Acid • False sense of security and power

  9. Stimulants • Methamphetamine. • Used medically for Parkinson's and obesity • Crank, Speed, or Ice • Paranoid or violent • Loose the desire for food and water • Cocaine • High confidence becomes depression, edginess, weight loss, and physiological dependence • Effects • Damage to the nasal septum • Malnutrition, heart attack

  10. Bell Work • What does it mean to have a tolerance to a drug?

  11. Bell Work • What restrictions, if any, do you feel the government should place on marijuana? Why?

  12. Bell Work • List 4 differences between smoking and eating marijuana.

  13. Exit Pass • ANSWER THE FOLLOWING 100% INDEPENTLY 1.) Define Hallucinogens 2.) What drug causes people who abuse it to pick at their face? Why do they pick at their face? 3.) Why are people who abuse cocaine or other stimulants usually skinny? 4.) List 3 facts about Heroin. 5.) What does it mean to have a Physiological Dependence on a drug? 6.) How does weed act as a pain reliever? 7.) What symptoms do people who stop smoking weed go through? 8.) What three areas of the brain are affected by THC? 9.) What does a despressant do to the body? Give an example.

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