illegal drugs (1)

8/11/2019 Illegal Drugs (1)

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ILLEGAL DRUGS:

Their Types and Effects


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What is a drug?

a natural or artificial medicinal substance givento treat or prevent disease or to lessen pain.

an illegal and sometimes addictive substancethat causes changes in behavior and

perception.


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What are the types of illegal drugs?

1. Stimulantso substances that

stimulate or speedup the functions of

the nervoussystem

o drugs used to

increase alertness,relieve fatigue, feelstronger and moredecisive; used for

euphoric effects


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1. Stimulants

o Caffeine foundin tea, coffee, cola

drinks andchocolate

tea


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1. Stimulants

o Cocaine white powder from coca trees.

coca


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coccaine


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1. Stimulants

o Amphetamines known as pep pills


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1. Stimulantso Nicotine substance found in tobacco products


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What are the possible effects of

stimulants? increased heart and respiratory rates

elevated blood pressure

dilated pupils and decreased appetite high doses may cause rapid or irregular

heartbeat

loss of coordination

a feeling of restlessness, anxiety and delusions


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2. Depressants

o substances that slow down the functions ofthe nervous system

o used to relieve anxiety, irritability, andtension


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2. Depressantso Barbiturates used to overcome insomnia and

treat epilepsy


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2. Depressants

o Tranquilizers and sleeping pills


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2. Depressants

o Alcohol - is a clear drink that is made fromcorn, barley, grain, rye, or a beverage

containing ethyl.


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o It acts primarily on the nerve cells within thebrain. It interferes with communication

between nerve cells and all other cells,suppressing the activities of excitatory nervepathways and increasing the activities of

inhibitory nerve pathways.


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2. Depressants

o Alcohol


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Depressants?

Small amounts cause calmness and relaxedmuscles

Larger amounts cause slurred speech, impairedjudgment, loss of motor coordination

Very large doses may cause respiratorydepression, coma and death


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3. Hallucinogens

o substances that cause hallucinations, illusions

and distorted images


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3. Hallucinogens

o Marijuana madefrom the shredded

leaves and stemsof the hemp plantcalled Cannabissativa


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3. Hallucinogens

o Angel dust alsoknown as PCP


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3. Hallucinogens

o LSD (lysergic aciddiethylamide

also known asPsychedelicswhich makesusers see brightcolors


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3. Hallucinogens

o LSD (lysergic acid diethylamide)


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3. Hallucinogens

o Mescaline derived from peyote cactus


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3. Hallucinogens

o Mescaline derived from peyote cactus


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What are the possible effects ofHallucinogens? rapidly changing feelings

chronic use may cause persistent problems,depression, violent behaviour, anxiety anddistorted perception of time

large doses may cause convulsions, coma, heartand ruptured blood vessels in the brain


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4. Narcotics substances that induce sleep andrelieve pain

o Opiumderived from the juice of poppy pods


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o Morphine


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o Heroine


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4. Narcotics substances that induce sleep andrelieve paino Codeine analgesic and cough suppressant


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Narcotics? Euphoria

Shallow breathing, watery eyes, yawning,cramps

Loss of appetite, nausea, tremors, panic, chillsand sweating


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5. Inhalants substances that are inhaled,absorbed through the lungs and enterthe bloodstream allowing its chemicals

to travel to the brain and other tissuesthroughout the body.


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5. Inhalantsoglue

ocorrection fluid

oPaint/ paint thinneromarker pens

onail polishremoverogasoline


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5. Inhalantsoroom

deodorizersorugbyohair spray


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Inhalants? immediate effects include relaxation, euphoria,

drowsiness, dizziness, nausea, and vomiting

long term effects include memory loss, visualdisturbances, motor problems, peripheral nerve

damage and damage to the lungs, liver, heartand kidney.


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