Drug Types Honors Forensics Von Steuben bsapp.com.

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Presentation transcript:

Drug Types Honors Forensics Von Steuben bsapp.com

Why do we care? More than 75% of evidence evaluated in crime laboratories is drug related! In the U.S., 90 million people spend nearly $40 billion dollars a year on alcohol, alone!

Most drugs fit into one or more of the following categories: Narcotics Hallucinogens Depressants Stimulants Types of Drugs bsapp.com

Narcotics -induce a state of lethargy or sluggishness Narcotics are analgesics –relieve pain Most come from the poppy plant Example Narcotics MorphineMethadone HeroinCodeine OxyContin bsapp.com

Hallucinogens -cause marked alterations in normal thought process, perceptions, and moods Marijuana LSD PCP Acid bsapp.com

Depressants – depress (slow down) action in the Central Nervous System Alcohol Barbiturates (downers) Inhalants (huffing) bsapp.com

Stimulants – stimulate (speed up) action in the Central Nervous System Cocaine Crack Crystal Meth Amphetamines bsapp.com

Dependence on drugs depends on: Nature of the drug The route of administration The dose Frequency of administration Individual’s rate of metabolism Social factors

Physiological vs. Psychological dependence On your white boards, write a description of each as they relate to drugs

Physiological dependence On your white board: which of the following are VERY likely to involve physiological dependence? Marijuana Ecstasy Barbiturates Heroin Alcohol Cocaine LSD

Psychological Dependence On your white board: Which of the following are VERY likely to involve psychological dependence? Marijuana codeine Amphetamines heroin Alcoholcocaine

White Board Quiz #1 Huffing redi- whip cans (besides making one look stupid) can affect what parts of the body?

White Board Quiz #1 Huffers expose themselves to liver, heart, and brain damage Some halogenated hydrocarbons have a significant risk of death

White board Quiz #2 Which drug has the strongest psychological compulsion for continued use?

White Board Quiz #2 Cocaine/Crack

White Board Quiz #3 Which drug changes the way seratonin is released in a users brain?

White Board Quiz #3 Ecstasy

White board Quiz #4 What negative effects does ecstasy have on the body?

White board Quiz #4 causes seizures, kidney failure, cardiovascular system failure and serious damage to the parts of the brain that are responsible for thought and memory

White board quiz #5 what is the difference between schedule 1 and schedule 2 drugs?

White Board Quiz Schedule 1 are the most dangerous/ have the most potential for dependence and have no acceptable medical use Schedule 2 either have lower potential for dependence or have an acceptable medical use

White Board Quiz #6 If I say to you, “Heroin is very soluble in water”, what do I mean? What happens when you introduce Heroin to water?

White Board Quiz #6 soluble= dissolves If you introduce heroin to water, it will dissolve and create a viscous mixture with even distribution of water molecules and heroin molecules