NHM201ch16&17.pdf NHM 201
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This 3 page Class Notes was uploaded by Regan Dougherty on Thursday November 12, 2015. The Class Notes belongs to NHM 201 at University of Alabama - Tuscaloosa taught by Denise DeSalvo in Summer 2015. Since its upload, it has received 25 views. For similar materials see Nutrition Through the Lifecycle in Nutrition and Food Sciences at University of Alabama - Tuscaloosa.
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Date Created: 11/12/15
Thursday November 12 2015 Adult Nutrition Chapters 16 amp 17 Adulthood goes until about 64 years old Early adulthood 2040 Midlife 4060 Older age 60 5 of the 10 leading causes of death cancer heart disease stroke diabetes liver disease are affected by nutrition and lifestyle choices Physiological Changes of Adulthood Growing stops by 20 s Bone density continues until 30 Muscular strength peaks around 2530 Decline in size and mass of muscle and increase in body fat Dexterity and flexibility decline Hormonal and Other Critical Changes Women Menopause decline of estrogen increase of abdominal fat change in body fat distribution increase in risk of cardiovascular disease because of increase of abdominal fat and accelerated loss of bone mass Men gradual decline in testosterone level and muscle mass Body Composition Changes in Adults Bone loss begins around age 40 A positive energy balance results in increase in weight and adiposity and decrease in muscle mass Thursday November 12 2015 Fat redistribution gains in the central and intraabdominal space decrease in subcutaneous fat associated with an increased risk of chronic disease hypertension insulin resistance diabetes stroke gallbladder disease coronary artery disease 3 Major Health Issues Reproduction General wellness Weight management At age 40 men begin to gain 066 lb per year At age 40 women begin to gain 121 lb per year Energy Needs Estimated based on BMR Activity TEF Basal Metabolic Rate BMR considers age weight gender height basic life functions makes up about 23 of caloric needs Activity most variable component 2040 of caloric needs Thermic Effect of Food TEF metabolism of food about 10 of caloric needs Estimated Energy Needs calculate REE energy needs HarrisBenedict reflects resting metabolic rate RMR not BMR formulas for males and females weight in kg height in cm and age in years factor in activity Thursday November 12 2015 MifflinSt Jeor also reflects RMR formulas for males and females weight in kg height in cm and age in years more accurate than HarrisBenedict but these calculations are still only estimates you are never going to be exact Hamwi just be aware of this method ballpark not specificexact Nutrient Recommendations Fat 2035 of calories Carbs 4565 of calories Protein 1035 of calories Risk Nutrients fiber lack of fiber associated with lack of fruits and vegetables higher fiber associated with nutrient dense diet cholesterol vitamins A and E antioxidants vitamin D and calcium bone health folic acid B12 choHne magnesium potassium and sodium fluid and electrolyte balanceblood pressure Dietary Recommendations Dietary guidance systems ex MyPlate dietary and lifestyle recommendations