HSS 2342 Lecture Notes - Lecture 1: Manganese, Sample Size Determination, B Vitamins
19 Apr 2018
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Document Summary
Nutrition is the science of food and the nutrients it contains. It includes the social, economic, cultural and psychological impacts of food and eating. Molecular nutrition is the study of interactions between various nutrients and intra/ extracellular molecules. Food choices: people decide what, when, when whether to eat in highly personal ways, based on preferences, taste, social interaction, habit, tradition, availability, connivence, economy, association, emotions, values, body weight and image etc. Energy yielding: carbs 4 kcal/g, lipids 9 kcal/g, protein 4 kcal/g, alcohol 7 kcal/g, 1 kcal (1000 calories) is often called a calorie or c. Example question: bean burrito with cheese, 55 g of carbs, 15 g of protein, 2 g of fat, (55)(4)+(15)(4)+(2)(9) = 220 + 60 + 18 = 298. Energy in the body: the body uses macros as fuel which supports body activity and storage for later use.
