Health Sciences 1002A/B Chapter Notes - Chapter 16: Passive Smoking, Coronary Circulation, Carcinogen
27 Feb 2014
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Tobacco: the leaves of cultivated tobacco plants prepared for smoking or chewing or for use as snuff. A lot of young people are smoking tobacco. People who abuse other drugs or have mental health problems (i. e. depression) are more likely to use tobacco. Primary attraction seems to lie in its ability to modulate everyday emotions. More chemicals enter body in last third of cigarette because the filter has already burned away. Leads to cardiovascular disease, cancer, chronic obstructive pulmonary disease (refers to a group of lung diseases that block airflow and make breathing difficult), and respiratory damage. Leads to health, cosmetic and economic concerns; ulcers and impotence (blood flow) are common. Reduce life expectancy and increased risk of chronic disease. Forms: spit, cigar, pipes, clove (tobacco made with chopped cloves, bidis (cigarettes imported from india) Nicotine: a poisonous, addictive substance found in tobacco and responsible for many of the effects of tobacco.
