Chapter 21 Alcohol

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.2 Chapter Objectives 1.Explain how alcoholic beverages are made 2.Explain why ethyl alcohol is considered a drug 3.Give reasons why teens should avoid consumption 4.Explain the meaning of binge drinking and why it is dangerous (continues)

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.3 Chapter Objectives (continued) 5.Describe the negative and positive effects of moderate alcohol consumption on the health of adults 6.Explain how alcohol is metabolized in the body 7.Summarize the effects of alcohol on selected body structures 8.Discuss the personal and social factors related to alcohol abuse and alcoholism 9.Discuss trends in teen alcohol consumption

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.4 Introduction Alcohol consumption has a long history – archaeological findings suggest it has been used for more than 8,000 years Although part of society, use of alcohol can cause many problems

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.5 Nature of Alcohol Alcohol production Only ethanol, or ethyl, alcohol is suitable for human consumption Alcohol is a drug – a depressant drug –Tolerance –Withdrawal

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.6 Drinking Behaviors Responsible drinking behaviors –Abstinence –Light consumption –Moderate consumption Alcohol abuse –Binge drinking –Alcoholism

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.7 Effects of Alcohol Consumption on Health Process of alcohol metabolism Body structures affected by alcohol –Circulatory system –Digestive system Fetal alcohol syndrome (FAS)

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.8 Teen Drinking Can result in consequences that negatively impact your life now and in the future Examples of problems –implicated in three leading causes of death for teens: car accidents, homicides, and suicides –implicated in one- to two-thirds of sexual assault and date rape among teens and college students (continues)

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.9 Teen Drinking (continued) Although some teens drink alcohol, the rates of teen drinking are declining Legal drinking age is 21

© Copyright 2005 Delmar Learning, a division of Thomson Learning, Inc.10 Summary Alcohol consumption is illegal for teens For health as well as legal reasons, teens are advised to avoid alcohol Adults should base decisions to drink on reliable information about the effects of alcohol Adults who choose to drink should engage in only light or moderate consumption