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Unformatted text preview: DRUGS Drug – a substance that causes a physical or emotional change in a person.
*Prescription Drugs – Dr. written order
*Tobacco*Alcohol*Illegal drugs* Herbal*Caffeine*Inhalants Effect – the influence a drug has on the body and the mind or both.
Drug Use – taking meds properly and in its correct dosage. Drug Misuse – improper use of a drug usually done by mistake Drug abuse – intentional improper use of a drug. Psychoactive effects – an effect on a person’s mood or behavior.
Moodaltering affects brain activity Addiction – a condition in which the body relies on a given drug to help it function.
Compulsive use of a drug despite any cost
Changes the structure and chemistry of the brain Medicine – a legal substance Medicine – a legal substance used to treat an illness or ailment
Side effects – an effect that accompanies the expected effect of a drug
Drug allergies – an unwanted effect that accompanies the desired effect of a drug Overdose – a serious sometimes fatal reaction to a large dose of a drug
Dose – an exact amount of a drug Tolerance need an increased amount to feel its’ effects Craving strong need for a drug, can’t manage without it Loss of control preoccupied with drug or alcohol and unable to limit use Physical Dependence experience withdrawal symptoms Withdrawal – the body’s reaction when it doesn’t receive a drug it depends on
Muscle trembling Coma
Death Insomnia Stimulants – speed up the mental and physical responses of the central nervous system.
Increase Heart Rate
alertness Depressants – the opposite of stimulants, these drugs slow down brain and body reactions
decreases heart and breathing rates
lowers blood pressure Alcohol Barbiturates
Sedatives Tranquilizers Narcotics – Powerful painkillers – suppress the CNS. They have a high potential for abuse and addiction.
Methadone Darvon Hallucinogens – distort sensory information going to the brain, while not all users hallucinate, have a distorted sense of reality. No medical use. LSD PCP Rohypnol MDMA – Ecstasy GHB Ketamine Mushrooms
= Also know as club drugs Inhalants – common household products. Chemical inhaled gives mindaltering effects. Marijuana – formally classified as both a hallucinogen and a depressant, marijuana and its derivatives are in a category all by themselves.
Up to 20 times stronger than 30 years ago Why do people use drugs??
Why do people use drugs??
Act of rebellion
Boredom Factors That Influence Factors That Influence Drug Action Dose
Age Body Weight
Gender Previous knowledge of drug Other drugs in body
Contents of stomach
Environment How Drugs Are Taken
How Drugs Are Taken
Orally Snorted Transdermal (Patches)
Through body orifices Clandestine Laboratory
used for the primary purpose of illegally manufacturing controlled substances
typically small and use common household appliances, glassware, and readily available chemicals Stages of Addiction
Stages of Addiction
Stage 1 curiosity is a motivator learning to trust/mistrust the drug used
“High” is still a new feeling Stages of Addiction
Stages of Addiction Stage 2 User is thinking more about drugs
Previous relationships become difficult
User uses when alone
User still thinks they have control Stages of Addiction
Stages of Addiction
Seeks out the “high”
Has confidence in using the drug
User thinks the drug won’t hurt them
Peer group uses
Tolerance develops Stages of Addiction
Stages of Addiction
Stage 4 Can no longer get “high” User uses the drug to avoid being sick!
Drugs become the center of their life This powerpoint was kindly donated to
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This note was uploaded on 11/23/2011 for the course BIO 100 taught by Professor Robinson during the Fall '08 term at BYU.
- Fall '08