Chapter 11- Tobacco

1
Chapter 11- Tobacco

• Section 1- Tobacco Use
• Section 2- Dangers of Tobacco Use
• Section 3- A Tobacco-Free Life

2
True or False?

• At high doses, nicotine is a nerve poison.
• True
• Chewing tobacco is safer than smoking tobacco
  because no smoke gets into the lungs.
• False
• Herbal cigarettes are safer than tobacco
  cigarettes because they dont contain tobacco.
• False
• You can smoke for many years before you start to
  harm your lungs.
• False

3

• The smoke that escapes from a burning cigarette
  is dangerous to others.
• True
• The placenta protects a fetus from smoke in women
  that smoke during pregnancy.
• False
• Nonsmokers get fewer colds than smokers.
• True

4
Types of Tobacco Products

• Cigarettes
• Chewing tobacco
• Snuff (dip)
• Pipe Tobacco
• Cigars
• Herbal cigarettes
• All tobacco products have dangerous chemicals

5
Nicotine

• Nicotine is the additive drug that is found in
  all tobacco products
• At low doses, it is a mild stimulant and muscle
  relaxant
• At higher doses, it is a powerful nerve poison
• 60 milligrams of nicotine is enough to kill most
  people
• 1-2 milligrams are inhaled when a cigarette is
  smoked
• Nicotine can enter the body through the lungs,
  the gums, and the skin.

6
Cigarette Smoke Has Poisonous Chemicals

• There are more than 4000 chemicals in cigarette
  smoke
• At least 40 of the chemicals in cigarette smoke
  are carcinogens
• Carcinogens are chemicals or agents that cause
  cancer
• Tar- sticky black substance in tobacco smoke that
  coats the inside of the airways and that contains
  many carcinogens

7
Tar includes.

• Cyanide- a poisonous gas used to develop
  photographs
• Formaldehyde- a substance used to preserve
  laboratory animals and as embalming fluid
• Lead- a dangerous metal
• Vinyl chloride- a flammable
• gas used to make plastic
• products

8
Other dangerous chemicals found in cigarette
smoke..

• Carbon monoxide- a gas that blocks oxygen from
  getting into the bloodstream
• Ammonia- a chemical found in bathroom cleaners

9
Other Forms of Tobacco

• Snuff contains 2-3 times more nicotine than
  cigarette smoke does.
• Smokeless tobacco- you chew it and spit it
• Snuff and chewing tobacco contain different
  carcinogens and lead to mouth sores and oral
  cancer.

10
Other Forms of Tobacco

• Herbal cigarettes contain tobacco and a spice
  that makes them taste better.
• Pipe tobacco and cigars are also linked to oral
  cancer.
• There is NO safe form
• of tobacco!

11
Nicotine is Addictive

• Cigarette smoke kills more than 400,000 people in
  the United States each year.
• Almost all smokers start as teenagers.
• The effects of nicotine on the brain and body
  lead to physical dependence and addiction.
• Quitting smoking is difficult and withdrawal is
  unpleasant, but the dangerous effects of smoking
  are far worse than withdrawal.

12
Substance-free Message

• Create a public service message that sends a
  positive message about living without tobacco
  and/or alcohol.
• Focus on a risk behavior
• Promote positive behavior instead of negative
  choices
• What are benefits of the positive choice?
• Who is your target audience?
• Rough draft 5 points in class today
• Final Draft 10 points
• Total 15 points Due Friday,
  12/03

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Chapter 11 Section 2

• Dangers of Tobacco Use
• http//www.tobaccofree.org/clips/VideoAddictivenes
  s.htm

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Review

• What is
• The highly addictive drug that is found in all
  tobacco products
• Nicotine
• Any chemical or agent that causes cancer
• Carcinogen
• A sticky, black substance in tobacco smoke that
  coats the inside of the airways and that contains
  many carcinogens
• Tar

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• A gas that blocks oxygen from getting into the
  bloodstream
• Carbon monoxide
• What are the two forms of smokeless tobacco?
• Snuff and chewing tobacco
• What health risks do smokeless tobacco products
  cause?
• Mouth sores and oral cancer

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Short-Term Effects of Tobacco Use

• Nicotine stimulates the brain reward system
• Increases the heart rate and blood pressure
• Increases breathing rate
• Increases blood-sugar levels
• Stimulates the vomit reflex
• Coughing
• Breath and clothes stink
• Black specks between your teeth

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Long-Term Effects of Tobacco Use

• Addiction
• Bronchitis and Emphysema
• Heart and Artery Diseases
• Cancer
• Immune System Suppression
• Discolored teeth
• Mouth sores
• Dulls the senses of smell and
• taste

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Key Terms

• Sidestream smoke- the smoke that escapes from the
  tip of a cigarette, cigar, or pipe
• Mainstream smoke- smoke that is inhaled through a
  tobacco product and exhaled by a tobacco smoker
• Environmental tobacco smoke (secondhand smoke)- a
  combination of exhaled mainstream smoke and
  sidestream smoke

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Dangers of Secondhand Smoke

• For every 8 people killed by their own smoking, a
  nonsmoker is killed by exposure to secondhand
  smoke.
• Secondhand smoke causes headaches, nausea,
  dizziness, and illness.
• The children of smokers suffer from lower
  respiratory infections, asthma, and ear
  infections.

20
Dangers of Tobacco Use During Pregnancy

• Chemicals from cigarette smoke pass through the
  placenta to the developing infant and affect the
  baby the same way they affect the mother.
• Smoking while pregnant can lead to miscarriage,
  premature birth, low birth weight, and sudden
  infant death syndrome.
• Smoking can also affect a fetuss
• brain, causing developmental
• difficulties.

21
Reflection

• What are your favorite activities and how would
  smoking affect your ability to perform them?
• List three reasons you would give a friend to
  encourage him/her not to smoke.
• Why is quitting smoking so difficult?
• Why do tobacco companies target young people with
  their advertisements?