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Tobacco

Tobacco. Chapter 13. Daily Journal. What is a risk of tobacco use?. Today’s Objective. Recognize various forms of tobacco Identify some of the harmful substances Describe the negative effects tobacco use can have on appearance. . What is Tobacco.

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Tobacco

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  1. Tobacco Chapter 13

  2. Daily Journal • What is a risk of tobacco use?

  3. Today’s Objective • Recognize various forms of tobacco • Identify some of the harmful substances • Describe the negative effects tobacco use can have on appearance.

  4. What is Tobacco • Nicotine- This is an addictive drug found in tobacco leaves and in all tobacco products. • This is the addictive part of tobacco. • Tar- Thick, oily, dark, liquid that forms when tobacco burns. • This builds up on the bronchi in the lungs • Clogging this passage way up can cause emphysema and lung cancer

  5. Healthy Lung VS. Smokers Lung

  6. Types of Tobacco • Cigarettes- This is the most commonly used form of tobacco. • Can cause: • Bad breath • Stain teeth and fingers • Skin to wrinkle prematurely • Lung and heart diseases • Cancer • Infertility • Stroke

  7. Pipes and Cigars • Cigars contain large quantities of the same harmful substances as cigarettes. • One large cigar can contain as much tobacco as a pack of cigarettes. • Have a high risk of developing: • Mouth, larynx, and throat Cancer • As well as heart disease

  8. Smokeless Tobacco • This is ground tobacco that is chewed or inhaled through the nose or gums. • Smokeless tobacco is 3-4 times greater than the amount delivered by a cigarette. • Stains teeth, causes tooth decay and bad breathe along with gum disease. • Can lead to mouth, esophagus, larynx, stomach, and pancreas cancer

  9. Today’s Objective Questions • Recognize various forms of tobacco • Identify some of the harmful substances • Describe the negative effects tobacco use can have on appearance.

  10. Journal Entry • What are the body systems that smoking cigarettes can affect? • What are the long and/or short term effects on that particular system?

  11. Lesson 2 • Today’s Objectives: • Describe how tobacco use affects the body systems

  12. Nervous System • Short-term effects • Changes take place in brain chemistry • Withdrawal symptoms • Heart Rate and BP increase • Long-term Effects • Increase risk of stroke due to decreased flow of Oxygen to the brain.

  13. Circulatory System • Short-Term Effects • Heart Rate increases • Energy reduced because less oxygen gets to the body tissues. • Long-term effects • Blood vessels are weakened and narrowed. • Cholesterol levels increase. • Blood vessels are clogged due to fatty buildup. • Oxygen flow to the heart is reduced • Risk of heart disease and stroke becomes greater.

  14. Respiratory System • Short-term Effects • Shortness of breath • Reduced energy • Coughing and coughing up phlegm (mucus). • Cold and flus are more frequent • Long-term effects • Risk of lung cancer & emphysema

  15. Digestive System • Short-term Effects • Upset stomach • Dulled taste buds • Tooth decay • Long-term Effects • Risk of cancer of bladder, mouth, and throat • Gum and tooth disease • Stomach ulcers

  16. More effects to the body • Chronic Obstructive Pulmonary Disease (COPD) • Condition in which passages in the lungs become swollen and irritated, eventually losing their elasticity. • Includes chronic bronchitis, asthma, and emphysema. • Causes over 100,000 deaths per year, 90% are linked to smoking.

  17. More effects • Smokers are also at an increase risk of developing lung cancer. • Smoking is the leading cause of Cardiovascular Disease. • This is a disease of the heart and blood vessels. • Both COPD and Cardiovascular Disease reduce O2 flow to the heart, increasing the risk of stroke or heart attack.

  18. Objective Questions: • Answer the following: • Describe how tobacco use affects the body systems. • What does COPD stand for?

  19. Journal Entry • What is withdrawal and what are the symptoms?

  20. Lesson 3 • Objectives • Explain how a person becomes addicted to tobacco. • Identify the different types of dependence that occur as a result of using tobacco. • Describe the symptoms of withdrawal.

  21. Tobacco’s Addiction • Nicotine is the chemical that causes the addiction • This is just as addictive as heroin or cocaine. • Nicotine interacts with receptors in the brain, sending messages to the body to speed up heart rate or breathing rates. • When this feeling goes away, they leave the user wanting m0re. • Once addicted, becomes VERY difficult to quit!

  22. Tolerance and Dependence • Tolerance • Process that the body needs more and more of a drug to get the same effect. • Physical dependence • Addiction that the body feels a direct need for the drug

  23. Dependence & Relapse • Psychological dependence • Addiction in which the mind sends the body a message that it needs more of the drug. • Relapse • This is a return to the use of a drug after attempting to quit.

  24. Path to smoking addiction • More than 80% of all adult smokers first become regular smokers before the age of 18 • More than a 1/3 of all teens who ever try once cigarette become regular, daily smokers before leaving high school. • Teens can feel symptoms of nicotine addiction only days or weeks after they first start smoking on an occasional basis. • The earlier in life smoking is 1st tried, the higher the chances are of becoming a regular smoker and the chances of ever quitting become lower.

  25. Withdrawal • Physical and psychological reactions that occur when someone stops using an addictive substance. • Physical Symptoms • Headaches • Tiredness • Increased Hunger • Jittery and restless feeing • Nicotine Replacement Therapies (NRT) • Products that assist a person in breaking a tobacco habit • Reduce the amount of nicotine in the body slowly, reducing the symptoms of withdrawal • EXAMPLES??

  26. Answer the following objective questions • Explain how a person becomes addicted to tobacco. • Identify the different types of dependence that occur as a result of using tobacco. • Describe the symptoms of withdrawal.

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