SMOKING AND YOUR HEALTH. What’s in tobacco smoke? ■Some of the deadly chemicals in tobacco smoke...
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Transcript of SMOKING AND YOUR HEALTH. What’s in tobacco smoke? ■Some of the deadly chemicals in tobacco smoke...
SMOKING AND YOUR HEALTH
What’s in tobacco smoke?
■Some of the deadly chemicals in tobacco smoke are:– Tar– Carbon Monoxide– Nicotine
What is Tar?
■Dark sticky substance that forms when tobacco burns
■Causes the cilia to clump together; prevents cilia from functioning.
What is Carbon Monoxide?
■Produced when substances in tobacco are burned
■Colorless odorless gas
What is Nicotine?
■Stimulant drug■Increases the activities of the nervous
system and heart (increases heart beats and blood pressure)
■Addiction: physical dependence
Health problems and smoking. . .
■Common health problems induced by smoking are:– Chronic Bronchitis– Emphysema– Lung cancer
What is Chronic Bronchitis?
■Irritation of breathing passages due to air passages being clogged by mucus (air passages are smaller)
■If the irritation continues for a long period of time it is chronic. This can causes permanent damage.
What is Emphysema?
■Serous disease that destroys lung tissue and causes breathing difficulties.
■For some people it becomes difficult to even blow out a match.
What is Lung Cancer?■Cigarettes contain more than 50
different chemicals that can cause cancer
■The cancer cells take away space in the lungs that is used for gas exchange.
What is Atherosclerosis?
■Physical condition in which chemicals from tobacco smoke are absorbed by blood vessels.
■Those chemicals lead to a buildup of fatty material inside blood vessels.
■High increase potential for a heart attack.
SMOKERS ARE MORE THAN
TWICE AS LIKELY TO HAVE A
HEART ATTACK
Passive Smoking and 2nd Hand Smoke■Associated with the development of
bronchitis and other respiratory problems in about 300,000 young children in the U.S. each year.