PS268 Study Guide - Midterm Guide: Smoking Cessation, Nicotine, Tachycardia
Document Summary
Restricted smoking locations in ontario: 30% to cardiovascular diseases and stroke, and 20% die to copd, remaining to other cancers and disorders. Acute physiological effects of nicotine: Brain effects: increases brain activity, increased alertness and attention, enhances memory storage and increases ability to solve complex tasks. Withdrawal: slowing of brain activity, inability to concentrate, headache, irritability, drowsiness, fatigue, insomnia, and intense cravings. Acute toxic effects of nicotine: Other chemicals in tobacco smoke: Reducing toxins in tobacco smoke: 22x higher if smoke + birth control pill: 2x more likely to die from a heart attack. Chronic effects of tobacco smoke: Treatments to stop smoking: anti- depressant treatment, anti- depressants such as bupropion (zyban) are used to stop smoking, combination pharmacological and behavioural therapies. Includes counseling and 12- step smoking cessation programs. Blood carbon monoxide levels drop to normal. Risk of heart attack decreases. Circulation improves; lung function improves 30% Coughing, shortness of breath and fatigue all decrease; cilia normalize.
