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Tobacco Chapter 14 Sections 1&2

Statistics

•  Smoking #1 preventable cause of death

•  18% of Americans smoke (42 million)

•  Smoking responsible for 1 of 5 American deaths

•  3,000 children light up each day for first time

•  1,500 teens become regular smokers each day

•  Worldwide, every 13 seconds someone dies from tobacco related illness

Why people use tobacco

•  Advertising •  Aimed at YOU!!! Teens must replace 6 million who die

•  Why Teens? •  Movies, TV •  Cartoons (Joe Camel), Free stuff •  **90% of smokers start as teens

•  Nicotine Addiction •  Nicotine = addictive ingredient in tobacco •  Stress response ( h.r., b.p. up) •  Withdrawal = craving, low b.p., nausea, headache, anxiety,

drowsiness, irritability

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Health Effects of Smoking

•  Cigarette contents •  4,000 hazardous compounds (tar, ammonia,

formaldehyde)

•  carcinogens = cancer causing agents - 43

•  Lungs •  tar makes mucus abnormally thick - coughing

•  emphysema = disease which makes it hard to breath, die of heart attack/stroke

•  bronchitis = thick mucus, deep hard coughing

•  cancers – Page 381

•  Cardiovascular System

•  Nicotine ….

•  Raises heart rate, blood pressure

•  Reduces oxygen blood can carry

•  Triggers blood clots

•  Reduces blood to heart

•  Other Effects of Tobacco – Page 383