NSD 225 Lecture Notes - Lecture 2: Last Week Tonight With John Oliver, Overnutrition, Carbohydrate
14 Feb 2017
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Document Summary
The science that links foods to health and disease. It includes the processes by which the human organism ingests, digests, absorbs, transports, and excretes food substances. Regain normal function when restored to the diet. Energy or calories the fuel our cells use to do work. For growth, development, and maintenance and structure muscles, bones, water, tendons, etc. Needed in large quantities: carbohydrates, protein, lipids (fats, water. Needed in smaller quantities: vitamins, minerals. Amino acids = building blocks of protein. Fat soluble: vitamins a, d, e, k. Water soluble: b vitamins and vitamin c. Phytochemicals: chemicals found in plants (fruits/veges) Zoochemicals: substances from animal foods with health-promoting properties, not considered essential nutrients, may provide significant health benefits. The amount of heat it takes to raise the temperature of 1 gram of water by 1 degree celsius . 1,000 calories = 1 kcal = 1(food) calorie. How can we calculate the energy available from foods: example.
