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Warm-Up
Write three reasons to say no to drugs. Then modify these reasons into effective refusal statements if someone offered you drugs
Marijuana, Inhalants and Steroids
Lesson 19
Objectives
Identify and define the various classes of drugs
Identify the effects of the various classes of drugs on the mind
Marijuana Common name for the Indian hemp
plant cannabis A plant whose leaves, buds, and flowers
are smoked for their intoxicating effects Most widely used illegal drug Other Names:
Weed Grass Pot
Marijuana and Addiction
Mood altering drugs Raises levels of dopamine in your
brain, producing a pleasurable feeling However, once the drug wears off so
does the pleasure sensation “crash”
Marijuana… NOT harmless CONTRARY to popular opinion,
Marijuana is NOT harmless All forms are mind altering and can
damage a user’s health When combined with other drugs and
other substances, such as alcohol, it can be DEADLY
Marijuana contains more cancer causing chemical than tobacco smoke and carries the same health risks as smoking tobacco
Mental/ Emotional Health Consequences Slow mental reflexes Sudden feelings of anxiety and paranoia
Irrational suspiciousness or distrust of others Dizziness Trouble walking Adverse effect on short term memory, so the
user may have problems at school and work Distorted perception Loss of coordination Trouble with thinking and problem solving
Physical Consequences In teens, Marijuana poses risks to the
reproductive organs In males it interferes with sperm production
and lower levels of testosterone Lack of male developmental characteristics (voice
changing, body hair, broad shoulders) because testosterone is the main hormone responsible for those
In females testosterone levels increase Unwanted facial hair infertility
Figure 23.3 Health Risks of Marijuana
Risks and Consequences for DUI
Just as dangerous as DUI of alcohol Strict penalties
Suspension of license Fine Jail time Increased insurance premiums Legal prosecution if death or injury
results
Inhalants Substances whose fumes are sniffed and inhaled to
achieve a mind altering effect Glues Spray paints Gasoline Varnishes
Most go immediately to the brain, causing damage and KILLING brain cells
Brain cells will NEVER BE REPLACED Permanent nervous system and brain damage
All inhalants are extremely dangerous Depress the central nervous system
Glassy stare Slurred speech Impaired judgment Inhaling fumes from aerosol cans “huffing” can cause sudden
death increasing the heart rate, resulting in cardiac arrest suffocation
Anabolic-Androgenic Steroids Synthetic substances that are similar to
the male sex hormone testosterone Anabolic refers to the building up of muscles Androgenic refers to the development of
male characteristics Have legitimate medical use when used
under a doctor’s care for patients with chronic diseases
Can cause mood swings, impaired judgment, and paranoia
Steroid Effects
Legal and Social Consequences
All steroid use other than that prescribed by a doctor is illegal and dangerous
Steroids can increase strength, however the associated tendons and ligaments don’t get stronger
Results in injuries that take a long time to heal Can end an athletes career
Steroid users often turn to other illegal, addictive drugs to combat the side effects of steroids
If needles are shared there is an increase risk to HIV, Hepatitis B and other bacteria and viruses
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