Chapter 14Drugs

Lesson 2Marijuana and OtherIllegal Drugs

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Teacher’s notes are available in the notes section of this presentation.

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

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.

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

What Is Marijuana?

Marijuana is commonly called pot or weed.

marijuana Dried leaves and flowers of the hemp plant, called cannabis sativa

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.

What Are Marijuana’s Effects?

Short-term Effects

Reduced reaction time

Reduced coordination

Impaired judgment

Increased heart rate

Increased appetite

Anxiety

Panic attacks

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

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

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

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.

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.

Ecstasy

The scientific name for ecstasy is MDMA.

Ecstasy speeds up the central nervous system, making a person feel very alert, or “hyper.”

Ecstasy

Effects of Taking Ecstasy

Increased heart rate

Nausea and dizziness

Anxiety

Elevated blood pressure

Chills

Sweating

Loss of appetite

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

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.

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.

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.

Anabolic Steroids

Major Side Effects

Liver tumors

Cancer

Jaundice

High blood pressure

Kidney tumors

Severe acne

Trembling

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.

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.

What I Learned

Vocabulary What is THC?

Lesson 2 Review

What I Learned

Recall What are health risks associated with using anabolic steroids?

Lesson 2 Review

What I Learned

Explain What are two long-term effects of marijuana use?

Lesson 2 Review

Thinking Critically

Analyze Why do you think steroid abuse is a concern in competitive sports?

Lesson 2 Review

Thinking Critically

Hypothesize What might happen to a person who unknowingly ingests Rohypnol while at a club?

Lesson 2 Review

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Chapter 14Drugs

Lesson 2Marijuana and OtherIllegal Drugs

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