Adolescence 1 R.E.Turner & B. Langkamp-Henken, University of Florida, 2010. Topic: Nutrition During Adolescence Objectives: After reading the assigned material and attending class, the student will be able to:1. discuss the physical and emotional changes that occur during adolescence and how these changes affect nutritional needs/intake.2. identify factors that may contribute to a poor dietary intake in the adolescent.3. discuss nutrition-related concerns during adolescence.Assignment: Chapters 14 and pages 395-404 Lecture OutlineI. Introduction A.Definition of adolescence B.Definition of puberty C.Changes during adolescence II. Healthy People 2010 Objectives 1. Reduce the proportion of adolescents who are overweight or obese 2.Food intake: balance of food groups; <10% kcal from sat fat, <30% kcal from fat, <2400 mg sodium, meet dietary recommendations for calcium 3.Increase the proportion of adolescents whose intake of meals and snacks at schools contribute to good overall dietary quality 4.Activity: increase the proportion of public and private schools that require daily physical activity; reduce television viewing; increase the proportion of trips made by walking or bicycle 5.Activity: increase the proportion of adolescents who engage in vigorous physical activity that promotes cardiorespiratory fitness 3 or more days per week for 20 or more minutes per occasion. 6.Reduce cigarette smoking by adolescents. 7.Increase the proportion of adolescents not using alcohol or any illicit drugs during the past 30 days. 8.Increase the proportion of adolescents who abstain from sexual intercourse or use condoms if sexually active.
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Adolescence 2 R.E.Turner & B. Langkamp-Henken, University of Florida, 2010. III. Developmental Changes in Adolescence A. Growth Growth Charts: National Center for Health Statistics (NCHS) and Centers for Disease Control and Prevention (CDC) http://www.cdc.gov/growthcharts 2-20 years; 5th-95thpercentiles: Boys Stature-for-age and Weight-for-age http://fshn.ifas.ufl.edu/faculty/RJHenken/www/Boys%202-20%20W&S.pdfBoys BMI-for-age http://fshn.ifas.ufl.edu/faculty/RJHenken/www/Boys%202-20%20BMI.pdfGirls Stature-for-age and Weight-for-age http://fshn.ifas.ufl.edu/faculty/RJHenken/www/Girls%202-20%20W&S.pdfGirls BMI-for-age http://fshn.ifas.ufl.edu/faculty/RJHenken/www/Girls%202-20%20BMI.pdfB. Hormonal controls 1. male sex hormones: testosterone a.stimulates enlargement of the penis, scrotum, testes b.promotes closure of epiphyseal plates c.promotes development of secondary sex characteristics pubic, chest, facial hair voice change increased musculature