Smoking & TobaccoSmoking & Tobacco

Health ScienceHealth ScienceMr. SheldonMr. Sheldon

SmokingSmoking

The #1 Preventable cause of The #1 Preventable cause of death in the United Statesdeath in the United States

LungsLungs

Your left lung is smaller than your right Your left lung is smaller than your right lunglungTrachea – Bronchi – AlveoliTrachea – Bronchi – AlveoliEpiglottis - covers your windpipe when you Epiglottis - covers your windpipe when you swallow. swallow. We take about 15 breaths per minute We take about 15 breaths per minute when we are restingwhen we are resting

Smoking RisksSmoking Risks

Smoking related illnesses kill ~500,000 Smoking related illnesses kill ~500,000 Americans every year.Americans every year.The death rate from heart disease is 70% The death rate from heart disease is 70% higher for smokers than nonsmokers. higher for smokers than nonsmokers. 50,000 people die each year from tobacco 50,000 people die each year from tobacco smoke released into the air by smokers.smoke released into the air by smokers.

ChemicalsChemicals

Cigarette smoke has more than 4,000 Cigarette smoke has more than 4,000 chemicals – 401 are known poisonschemicals – 401 are known poisonsFormaldehydeFormaldehydeMethanolMethanolAmmoniaAmmoniaAcetoneAcetone

The Big 3The Big 3

1.1. Nicotine – “psychoactive substance” in Nicotine – “psychoactive substance” in tobacco.tobacco.

2.2. Tar – solid material in tobacco smoke Tar – solid material in tobacco smoke that condenses into a thick liquid.that condenses into a thick liquid.

3.3. Carbon Monoxide – Poisonous gas Carbon Monoxide – Poisonous gas released by burning tobacco.released by burning tobacco.

NicotineNicotine

Stimulant & highly addictiveStimulant & highly addictive7 seconds to feel the effects7 seconds to feel the effectsLasts for about 30 minutesLasts for about 30 minutes70 milligrams kill an average 70 milligrams kill an average person immediatelyperson immediatelyEach cigarette has up to 2.2 Each cigarette has up to 2.2 milligramsmilligrams

TarTar

Form a sticky coating throughout the lungsForm a sticky coating throughout the lungs1 pack a day = 1 quart of tar in the lungs 1 pack a day = 1 quart of tar in the lungs per year.per year.

““Low Tar” does not equal less tar for Low Tar” does not equal less tar for smokers!smokers!

There is no low tar to tobacco!There is no low tar to tobacco!

Carbon MonoxideCarbon Monoxide

Interferes with the body’s ability to carry Interferes with the body’s ability to carry oxygenoxygenCauses fatigue, chest pain, nauseaCauses fatigue, chest pain, nauseaCardiovascular systems has to work Cardiovascular systems has to work harder to get oxygen to cells.harder to get oxygen to cells.

LungsLungs

Lung Cancer - #1 cause of cancer death.Lung Cancer - #1 cause of cancer death.Risk increases 23x from smokingRisk increases 23x from smoking

Emphysema – loss of elasticity in the Emphysema – loss of elasticity in the lungs. 90% of cases caused by smoking.lungs. 90% of cases caused by smoking.Increased Pneumonia, Bronchitis and Increased Pneumonia, Bronchitis and other respiratory infectionsother respiratory infections