PSYC62H3 Chapter Notes - Chapter 7: Universal Windows Platform Apps, Birth Weight, Varenicline
Document Summary
Chapter 7: nicotine and caffeine basic breakdown notes. Tobacco contains of nicotine which are obtained from the leaves of the plant nicotiana. Traditional form rolled tobacco leaves, modern version cigars & cigarettes. Tobacco particles (tar) & other tobacco chemicals enter body when tobacco is consumed. Water pipe and hookah smoking prevalent in western younger adult. Tobacco related death: cancer pulmonary disease and cardiovascular disease. Nicotine can be administered through many way, one way is smoking tobacco. When consuming tobacco, tar a chemical produced by burning tobacco will adheres to tissue in mouth, nose, throat and lungs. When they reach tissue they are absorbed by the bloodstream. Liver enzyme differences and the metabolism of nicotine. Nicotine passes through the blood brain barrier. In liver, cyp-2a6 enzymes metabolize 80 - 90 % of nicotine, producing active metabolite cotinine exhibiting pharmacological actions similar to nicotine.
