BHAN155 Chapter Notes - Chapter 9: Carbohydrate, Food Energy, Calorie
23 Oct 2018
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Ch 9: nutrition - eating for a healthier you. Human body consists of 50-70% water by weight. Aids in fluid, electrolyte, and acid-base balance; helps regulate body temp. 9 cups per day for women, 13 cups per day for men. Next to water, they are the most abundant substances in human body. Simple carbohydrates: made up of only one sugar molecule, or of two sugar molecules bonded together; also called simple sugars. Complex carbohydrates: can be broken down during digestion into monosaccharides or disaccharides; also called a polysaccharide. Fiber: indigestible portion of plant foods that helps move food through the digestive system and softens stools by absorbing water. Saturated fats: unable to hold any more hydrogen in their chemical structure; derived mostly from animal sources; solid at room temp. Unsaturated fats: have room for more hydrogen in their chemical structure; derived mostly from plants; liquid at room temp. Organic compounds that promote growth and are essential to life and health.
