Tobacco th 6 Grade Tobacco l A plant

Tobacco th 6 Grade

Tobacco l. 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 l Smoke that smokers inhale from their own cigarette

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

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

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

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

Nicotine l l l l Colorless, odorless chemical that causes addiction Addiction-the body’s physical and mental need for a drug or other substance It is a stimulant. Increases heart rate and blood pressure Nicotine gets to the brain in 7 seconds. 05 mg-2. 0 mg per cigarette As addictive as heroin and cocaine Withdrawal occurs without the drug

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

Effects On the Cardiovascular System l Increase heart rate l l 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 l A smoker is 3 times more likely to suffer a heart attack than a non smoker l

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

Effects On the Respiratory System l Chronic bronchitis l l Cilia paralyzed, Mucous increase, Bronchial tubes become clogged. Results in a smokers cough and shortness of breath Lung cancer 1 -16 can be cured. l Leading cause of cancer death in men l

Effects On the Respiratory System l Emphysema- Disease in which air sacs (alveoli) lose their ability to stretch. l No air exchange, less oxygen in blood. l A result is shortness of breath. Irreversible l Allergies- passages. l Allergies Particles in smoke irritate nasal are made worse.

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

Withdrawal Symptoms l Irritability l Insomnia l Muscle pains l Headache l Nausea

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

Smokeless Tobacco l Tobacco the when it is used it does not produce smoke.

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

Snuff/Dip l l l Sometimes flavored, really fine tobacco Are put between gum and lip. Increase saliva. Nicotine is absorbed through mucous membranes of oral cavity Powder form can be sniffed

Spitting l caused by excess production of juices with saliva

Dangers l l l Halitosis- Bad Breath Increased risk of oral cancers (mouth, throat, tongue) Increased risk of gum disease Increased heart rate (Heart attack) Decreases ability to taste

Leukoplakia l White hard patches. Pre-cancerous

Pipe and Cigar Smokers l Increased risk of oral cancers

Ways to Quit Self (Cold Turkey) l Hypnosis l Acupuncture l

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

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