chapter 14 drugs lesson 2 marijuana and other illegal drugs next >> click for: >> main...
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Chapter 14Drugs
Lesson 2Marijuana and OtherIllegal Drugs
Next >>
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>> Main Menu
>> Chapter 14 Assessment
Teacher’s notes are available in the notes section of this presentation.
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marijuanaDried leaves and flowers of the hemp plant, called cannabis sativa
The main active chemical in marijuana THC
Partial or total loss of memory amnesia
Synthetic substances related to the male sex hormones
anabolicsteroids
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In this lesson, you will learn to
describe the effects and risks of marijuana.
identify the most commonly used club drugs.
explain the reasons that teens abuse anabolic steroids.
list the physical effects of anabolic steroids.
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Finding the Main Idea
For each major heading
in this lesson, write one
sentence that states the
main idea.
Major Headings in this Lesson
• What Is Marijuana?
• What Are Marijuana’s Effects?
• What Are Club Drugs?
• Date Rape Drugs
• Anabolic Steroids
• Teens and Steroid Use
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What Is Marijuana?
Marijuana is commonly called pot or weed.
marijuana Dried leaves and flowers of the hemp plant, called cannabis sativa
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What Are Marijuana’s Effects?
THC alters the way the brain processes sensory information.
THC The main active chemical in marijuana
It is impossible to know what other harmful substances may be mixed in with marijuana.
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What Are Marijuana’s Effects?
Short-term Effects
Reduced reaction time
Reduced coordination
Impaired judgment
Increased heart rate
Increased appetite
Anxiety
Panic attacks
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What Are Marijuana’s Effects?
Long-term Effects
Lung diseases, including cancer
Changes to the region of the brain that processes information
Depression
Anxiety
Personality disturbances
Loss of motivation, causing the user to fall behind in school
Problems with friends and family members
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What Are Marijuana’s Effects?
Safety Risks
Risk of getting arrested
Users may say or do things that could get them into trouble
Impaired reaction time and coordination make driving dangerous
Impaired judgment can lead to risky behaviors
• Drinking alcohol
• Engaging in sexual activity, leading to a risk of sexually transmitted diseases and unplanned pregnancy
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What Are Marijuana’s Effects?
Frequent users can develop a
tolerance
Developing a tolerance often
leads to physical dependency
Each year more than 12,000 people seek treatment for addiction to marijuana
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What Are Club Drugs?
Club drugs take their names from dance clubs or raves where they are often used.
Some people falsely believe that club drugs are safe to use.
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What Are Club Drugs?
The harmful effects of club drugs include:
Hallucinations
Paranoia
Amnesia amnesia Partial or total loss of memory
When club drugs are mixed with alcohol, the effects of both substances are increased.
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Ecstasy
The scientific name for ecstasy is MDMA.
Ecstasy speeds up the central nervous system, making a person feel very alert, or “hyper.”
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Ecstasy
Effects of Taking Ecstasy
Increased heart rate
Nausea and dizziness
Anxiety
Elevated blood pressure
Chills
Sweating
Loss of appetite
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Date Rape Drugs
Rohypnol, commonly called roofie, is a club drug that works by suppressing the central nervous system.
Characteristics of Rohypnol
OdorlessOdorless
ColorlessColorless
Has no tasteHas no taste
Easily slipped into a person’s drinkEasily slipped into a person’s drink
The unwilling user is unaware of what is happening
The unwilling user is unaware of what is happening
Causes amnesiaCauses amnesia
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Date Rape Drugs
GBH is a depressant of the central nervous system.
Until 1992, GBH was available as an over-the-counter drug used by bodybuilders to increase muscle mass and decrease fat.
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Date Rape Drugs
Ketamine, sometimes called Special K, is an anesthetic used in medical procedures for humans and animals.
A small amount of Ketamine produces hallucinations, memory loss, and even respiratory failure.
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Anabolic Steroids
Physicians sometimes prescribe anabolic steroids to treat growth problems, lung diseases, and skin conditions.
anabolic steroids Synthetic substances related to the male sex hormones
Steroids are most often abused by people who want to enhance their athletic abilities.
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Anabolic Steroids
Major Side Effects
Liver tumors
Cancer
Jaundice
High blood pressure
Kidney tumors
Severe acne
Trembling
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Anabolic Steroids
Side Effects in Males Side Effects in Females
Shrinking of the testicles Growth of facial hair
Breast development Menstrual changes
Deepened voice
In NIDA’s 2004 Monitoring the Future study, 3.4% of high school seniors reported using steroids at least once.
Source: NIDA Infofacts: High School and Youth Trends.
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Teens and Steroid Use
Steroid use can have a negative effect on your appearance.
Steroid use can cause a person to become angry or violent.
Steroid use can cause a hormonal imbalance, which can interfere with the normal development of teens.
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What I Learned
Vocabulary What is THC?
Lesson 2 Review
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What I Learned
Recall What are health risks associated with using anabolic steroids?
Lesson 2 Review
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What I Learned
Explain What are two long-term effects of marijuana use?
Lesson 2 Review
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Thinking Critically
Analyze Why do you think steroid abuse is a concern in competitive sports?
Lesson 2 Review
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Thinking Critically
Hypothesize What might happen to a person who unknowingly ingests Rohypnol while at a club?
Lesson 2 Review
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Lesson 2Marijuana and OtherIllegal Drugs
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