Introduction to FSN- First lecture Chapter 1.docx

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Food Science and Nutrition
FSN 101

Natalie Bolduc FSN Introduction to food and human nutrition Overview of what to expect during the classFood Science isown words the scientific applications of engineering biology chemistry statistics all these basic sciences apply to foodteacher notesThe Institute of Food Technologists defines food science as the discipline in which the engineering biological and physical sciences are used to study the nature of foods the causes of deterioration the principles underlying food processing and the improvement of foods for the consuming public Nutrition the science of food the nutrients and the substances therein their action interaction and balance in relation to health and disease and the process by which the organism ingests absorbs transports utilizes and excretes food substances Chapter 1 Choosing What you Eat and Why what influences your food choicesWhy do we choose what we eatmost college people have more balanced diets because of education and feeling goodAverage person will eat about 70000 meals and 60 tons of food Flavor texture appearance early influences and routines and habits all influence food intakeFood choices advertising restaurants social change economics what you can afford culture Next concept What is Hunger and AppetiteHunger physiological drive to find food and eat internal clueAppetite Psychological influences that encourage us to find food and eat external clueWhat is Nutrition 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 substancesFOOD PYRAMID grains protein vegetables fruit dairy part of first projectEssential Nutrients specific biological function in the body need it for building bones and keeping them strongdeficient condition develops without the nutrientreplacing the nutrient restores normal functionOR a nutrient our body cannot make or cannot make in sufficient quantities Our body cannot make vitamin C we have to get it from food or sunWhy Study NutritionNutrition is a lifestyle factor that is important for maintaining optimal health
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