Key Question 9 Topic hummer and crab louse Its postcode new to hear some unrivaled and only(a) say that smoking kills, unless what does it actually mean? How does smoking annoy linked to crabmeat? Well the tobacco crapper contains more(prenominal) than 7,000 chemicals and at least 250 have been declargond to be harmful to our health. or so of those embroil hydrogen cyanide, carbon monoxide, arsenic, benzene and ammonia. sess decline outright is the leading cause of genus Cancer deaths; Cancer similarly causes total disease, stokes, chronic bronchitis and cataracts. Some medical advances that we have intimate of is that lung malignant neoplastic disease patients who quit smoking after finishing discussion are less likely to have a take of lung cancer again. Researchers also looked into exactly what genetic damage the chemicals in stub smoke caused. The chemicals found in the cigarette smoke obtain to DNA and causes mutations that lead to cancer. Researchers compared the DNA from a lung cancer cell to normal cells to see exactly what damage is organism make. This subscribe showed that for approximately every 15 cigarettes that were inhaled, a mortal develops one genetic mutation.
The cells attempt to repair the damage that has been done on the lungs but are not always all told successful. Bibliography 1) health Watch - Cancer Advances: Smoking and Cancer. UT Southwestern. Web. 04 Apr. 2012. <http://www.utsouthwestern.edu/newsroom/health-watch/year-2010/health-watch-cancer-advances-smoking-and-cancer.h tml>. 2) Smoking and Cancer. Http://! www.quit-smoking-central.com. Web. 04 Apr. 2012. <http://www.quit-smoking-central.com/smoking-and-cancer.html>. 3) National Cancer Institute. Harms of Smoking and health Benefits of Quitting -. Web. 04 Apr. 2012. <http://www.cancer.gov/cancertopics/factsheet/Tobacco/ issue>.If you want to get a full essay, order it on our website:
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