Tobacco 8th Grade

Tobacco A plant that contains nicotine and can be smoked in forms such as cigarettes, cigars and pipes Cigarette smoke contains over 4,000 chemicals 60 are known to be Carcinogenic- cause cancer 1,000 are harmful

Mainstream Smoke Smoke that smokers inhale from their own cigarette

Second Hand Smoke Smoke that a bystander breathes in and has been exhaled from a smoker

Side-Stream Smoke Smoke that enters the air from a burning cigarette, cigar or pipe

Passive or Involuntary Smoking Breathing in secondhand or side-stream smoke

Carbon Monoxide Colorless, odorless gas. Poisonous. In bloodstream it takes the place of oxygen.

Nicotine Colorless, odorless chemical that causes addiction It is a stimulant. Increases heart rate and blood pressure Nicotine gets to the brain in 7 seconds .05mg-2.0mg per cigarette As addictive as heroin and cocaine Withdrawal occurs without the drug

Tar Brown sticky substance produced when a cigarette burns. Sticks to respiratory tract, destroys cilia, Produces smokers cough and bronchitis

Effects On the Cardiovascular System Increase heart rate 5% increase for 30 min. 60 beats/min to 75 beats/min Increase stress on the heart, increase risk of coronary heart disease 25% of all heart attacks are a result of smoking A smoker is 3 times more likely to suffer a heart attack than a non smoker

Effects On the Cardiovascular System Heart disease- Weakening of the heart muscle. Increased blood pressure- increased risk of stroke Circulatory problems- Nicotine causes blood vessels to constrict reducing blood flow

Effects On the Cardiovascular System Speeds up arteriosclerosis. Cells in artery wall become loose and fat deposits accumulate faster

Effects On the Respiratory System Chronic bronchitis Cilia paralyzed, Mucous increase, Bronchial tubes become clogged. Results in a smokers cough and shortness of breath

Effects On the Respiratory System Lung cancer 1-16 can be cured. Leading cause of cancer death in men

Effects On the Respiratory System Emphysema- Disease in which air sacs (alveoli) in lungs burst. No air exchange, less oxygen in blood. A result is shortness of breath. Irreversible

Effects On the Respiratory System Allergies- Particles in smoke irritate nasal passages. Allergies are made worse.

Reasons Why People Smoke Peer pressure Influence of parents To fit in To look grownup Curiosity

Withdrawal Symptoms Irritability Insomnia Muscle pains Headache Nausea Nervousness

First Cigarette Cough, watery eyes, irritates throat, dizzy Is this enjoyable?? Why do people continue?

Smokeless Tobacco Tobacco that you chew and spit, not smoke So it can't be as bad as inhaling tobacco smoke into your lungs, right? Wrong . . . unfortunately, smokeless doesn't mean harmless. Chewing tobacco is just as dangerous as smoking it

Chewing Tobacco Chopped tobacco leaves Comes in different grades- fine to coarse. Put between the gum and cheek Increase saliva. Nicotine is absorbed through mucous membranes of oral cavity

Snuff/Dip is a fine-grain tobacco that often comes in teabag-like pouches that users "pinch" or "dip" between their lower lip and gum. Users let it sit in their mouth and suck on the tobacco juices, spitting often to get rid of the saliva that builds up. This allows the nicotine to be absorbed into the bloodstream through the tissues in your mouth.

Spitting caused by excess production of juices with saliva

Dangers of Spit tobacco Halitosis- Bad Breath

Dangers of Spit tobacco Increased risk of oral cancers (mouth, throat, tongue)

Dangers of Spit tobacco Increased risk of gum disease

Dangers of Spit tobacco Increased heart rate (Heart attack) Decreases ability to taste

Dangers of Spit tobacco Leukoplakia-White hard patches. Pre-cancerous

Pipe and Cigar Smokers Increased risk of oral cancers

Fetal Smoking Syndrome Smoking by a pregnant woman constricts blood vessels decreasing oxygen to the fetus resulting in: Miscarriage Stillborn baby Premature birth Low birth weight Increased number of crib deaths

Other risks of Smoking Increased risk of osteoporosis in women after age 45 Increased in wrinkles and premature aging of skin Yellowing of fingernails and fingers

Advertising Use variety of tactics Hidden messages Product giveaways

Ways to Quit Self (Cold Turkey) Hypnosis Acupuncture

Nicotine Chewing Gum Chewing gum that releases nicotine when chewed. Help to cope with cravings for nicotine.

Nicotine Patch Worn on skin of upper body or arms Releases nicotine into bloodstream at a slow rate. Help to cope with cravings for nicotine