8th Grade – Chapter 14 Notes – Tobacco
Lesson 1
What is Nicotine?
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Highly addictive drug found in all tobacco products
Within seconds, nicotine enters blood and reaches
brain.
Raises heart rate and blood pressure
What are Cigarettes?
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Tobacco leaves are dried and hundreds of chemicals
are added to them
What is Carbon Monoxide?
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A gas that makes it hard for the blood to carry
oxygen
What is Tar?
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Sticky substance that can coat the airways and
cause cancer
What are examples of Smokeless Tobacco?
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Chewing Tobacco: loose or pressed together to form
a small bunch
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Snuff: more powdery than chewing tobacco and is
either loose or wrapped in a pouch
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Unfiltered cigarettes that are wrapped in brown
leaves and tied with thread. Come in flavors,
appealing to teens.
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A consequence that remains with a person for a
long time
Bad breath, persistent coughing, excess mucus,
discolored teeth, shortness of breath
What are Other Tobacco Products?
Lesson 2
What are Chronic Effects to smoking?
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What are Effects of Smokeless Tobacco?
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Gum disease, white sores, mouth cancer, difficulty
eating or speaking
What is Environmental Tobacco Smoke?
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Mix of exhaled smoke and smoke from the end of lit
cigarettes, or second-hand smoke.
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Unhealthy to everyone who breathes it
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Social: friendships in danger, strain relationships
with parents, lying and keeping secrets
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Emotional: know they are risking their health,
confused and frustrated
What are Social and Emotional Health
Effects to smoking?
Lesson 3
Cancer
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Disease in which damaged cells grow out of control
and destroy healthy tissue.
All tobacco products contain cancer-causing
chemicals
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Lung Cancer: causes more deaths than any other
cancer. 90% smokers and ETS
-
Earlier people start using tobacco, higher their risk
of getting cancer and other diseases
-
Chronic Bronchitis: disease in which the lining of the
airways becomes very swollen and irritated. Cough a
lot and have hard time breathing.
-
Emphysema: disease in which the tiny air sacs and
walls of the lungs are destroyed. Damage
permanent – holes in air sacs do not heal
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Diseases of the circulatory system. Heart disease,
chronic high blood pressure, and stoke
-
Gum and dental diseases, pregnancy complications,
several eye diseases, get sick easier and harder to
recover
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Process of your body getting used to a drug
Slowly increase the amount you can take
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A state in which the body needs a drug to function
normally. Use tobacco just to feel normal
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Inability to control one’s use of a drug
-
A state in which you think that you need a drug in
order to function. In the mind.
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Way in which the body responds when a dependent
person stops using a drug. Anxious, irritable, tired,
headaches, poor concentration.
Respiratory Problems
Cardiovascular Diseases
Other Health Problems
Lesson 4
Tolerance
Physical Dependence
Drug Addiction
Psychological Dependence
Withdrawal