Energy_balance_2 - HNF 150 Fall 2007 P Thurston Lecture...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: HNF 150 Fall 2007 P Thurston Lecture Notes Outline ENERGY BALANCE Introduction: Risks of Underweight: Malnutrition (not enough protein, vitamins, minerals, etc.); Anemia, easily injured and decreased immune system; Risks of Overweight: Heart disease; diabetes; high cholesterol; hypertension Complications of pregnancy Obesity itself Social and Economic Costs of Obesity Social: Discrimination, prejudice Economic: money spent on weight-loss attempts, I. What is Energy Balance? A. Energy Balance = E intake E expenditure B. Methods to measure Energy intake (2): 1. Calorimeter 2. Sum of caloric values of foods and drinks consumed- using tables of food nutrient values C. Components of Energy expenditure (3): 1. Basal Metabolic Rate (60-65%) 1 HNF 150 Fall 2007 P Thurston Lecture Notes Outline The sum of all involuntary activities (breathing) that are necessary for life Except: metabolism of food and voluntary activities 2. Thermic Effect of food (5-10%) Bodys metabolic response of food- very minor amount 3. Voluntary Activities (25-35%) Intentional activities D. Determinants of Basal Metabolic Rate (9): controlled by hormone produced by the thyroid gland = thyroxine...
View Full Document

Page1 / 10

Energy_balance_2 - HNF 150 Fall 2007 P Thurston Lecture...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online