Unformatted text preview: Welcome to the Department of Global and Community Health!! Health!! GCH 421
Dr. Berkow Spring 2010 Nutrition = Sum of all the interactions between an organism and the food it consumes. Nutrition is a basic component of all aspects of health. It is essential for: essential 1. Normal growth and development 2. Tissue maintenance and repair 3. Recovery from illness or surgery 4. Preventing certain diseases Nutrients Nutrients: Substances obtained from food and Nutrients: used in the body to provide energy and structural materials and to promote growth, maintenance, and repair. and Essential Nutrients: Nutrients a person must Essential obtain from food because the body cannot make them for itself in sufficient quantity to meet physiological needs. physiological Ex: Essential amino acids, water Nutrients
Macronutrients Protein, Fats, Carbohydrates Micronutrients Vitamins and Minerals 6 classes of nutrients
Water Minerals Vitamins Protein (energy yielding) Carbohydrates (energy yielding) Fat (energy yielding) Bomb Calorimeter Calculate Energy in a Food
If a food contains 15 grams of carbohydrates, If 2 grams of protein, and 5 grams of fat. How many Kcalories a...
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- Spring '08
- Nutrition, essential amino acids, essential fatty acids