1Chapter 11- Tobacco Section 1- Tobacco Use Section 2- Dangers of Tobacco UseSection 3- A Tobacco-Free Life
2True 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.FalseHerbal cigarettes are safer than tobacco cigarettes because they don’t contain tobacco.You can smoke for many years before you start to harm your lungs.
3The smoke that escapes from a burning cigarette is dangerous to others. TrueThe placenta protects a fetus from smoke in women that smoke during pregnancy.FalseNonsmokers get fewer colds than smokers.
4Types of Tobacco Products CigarettesChewing tobaccoSnuff (dip)Pipe TobaccoCigarsHerbal cigarettes*All tobacco products have dangerous chemicals
5NicotineNicotine is the additive drug that is found in all tobacco productsAt low doses, it is a mild stimulant and muscle relaxantAt higher doses, it is a powerful nerve poison60 milligrams of nicotine is enough to kill most people1-2 milligrams are inhaled when a cigarette is smokedNicotine can enter the body through the lungs, the gums, and the skin.
6Cigarette Smoke Has Poisonous Chemicals There are more than 4000 chemicals in cigarette smokeAt least 40 of the chemicals in cigarette smoke are carcinogensCarcinogens are chemicals or agents that cause cancerTar- sticky black substance in tobacco smoke that coats the inside of the airways and that contains many carcinogens
7Tar includes……. Cyanide- a poisonous gas used to develop photographs Formaldehyde- a substance used to preserve laboratory animals and as embalming fluidLead- a dangerous metalVinyl chloride- a flammablegas used to make plasticproducts
8Other dangerous chemicals found in cigarette smoke….. Carbon monoxide- a gas that blocks oxygen from getting into the bloodstreamAmmonia- a chemical found in bathroom cleaners
9Other Forms of TobaccoSnuff contains 2-3 times more nicotine than cigarette smoke does.Smokeless tobacco- you chew it and spit itSnuff and chewing tobacco contain different carcinogens and lead to mouth sores and oral cancer.
10Other Forms of TobaccoHerbal 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 formof tobacco!
11Nicotine is AddictiveCigarette 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.
12Substance-free Message Create a public service message that sends a positive message about living without tobacco and/or alcohol.Focus on a risk behaviorPromote positive behavior instead of negative choicesWhat are benefits of the positive choice?Who is your target audience?Rough draft: 5 points in class todayFinal Draft: 10 pointsTotal: 15 points Due: Friday, 12/03
14ReviewWhat is………………The highly addictive drug that is found in all tobacco productsNicotineAny chemical or agent that causes cancerCarcinogenA sticky, black substance in tobacco smoke that coats the inside of the airways and that contains many carcinogensTar
15A gas that blocks oxygen from getting into the bloodstream Carbon monoxideWhat are the two forms of smokeless tobacco?Snuff and chewing tobaccoWhat health risks do smokeless tobacco products cause?Mouth sores and oral cancer
16Short-Term Effects of Tobacco Use Nicotine stimulates the brain reward systemIncreases the heart rate and blood pressureIncreases breathing rateIncreases blood-sugar levelsStimulates the vomit reflexCoughingBreath and clothes stinkBlack specks between your teeth
17Long-Term Effects of Tobacco Use AddictionBronchitis and EmphysemaHeart and Artery DiseasesCancerImmune System SuppressionDiscolored teethMouth soresDulls the senses of smell andtaste
18Key TermsSidestream smoke- the smoke that escapes from the tip of a cigarette, cigar, or pipeMainstream smoke- smoke that is inhaled through a tobacco product and exhaled by a tobacco smokerEnvironmental tobacco smoke (secondhand smoke)- a combination of exhaled mainstream smoke and sidestream smoke
19Dangers 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.
20Dangers 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 fetus’sbrain, causing developmentaldifficulties.
21ReflectionWhat 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?