Nutrition Exam #2 Correct Questions & Answers

What are the food sources of CHOs? - ANSWER All plant foods - whole grains, vegetables, legumes, and fruits - provide carbohydrate Milk products also contain carbohydrates Recommended Intakes: 45-65& daily kcal intake FDA uses 60% of 2000-kcal diet on food labels - 300 mg 10% or less should be from concentrate sugar Monosaccharides - ANSWER Glucose: commonly known as blood sugar; serves as an essential energy source for all the bodys activity Fructose: sweetest of the sugars; occurs naturally in fruits and honey, and found in products such as soft drinks, ready-to-eat cereals, and desserts that have been sweetened with high-fructose corn syrup Galactose: occurs naturally in foods as a single sugar in only small amounts Disaccharides - ANSWER Maltose: consists of two glucose molecules; is only a minor constituent of a few foods, most notably barely Sucrose: consists of glucose and fructose; account for the natural sweetness of fruits, vegetables, and grains Lactose: consists of glucose and galactose; the principal carbohydrate of milk Polysaccharides - ANSWER Glycogen: made of many glucose molecules bonded together; found in meats Starch: made of many glucose molecules bonded together; found in plants - grains are the richest food source of starch Glucose - ANSWER know as blood sugar; serves as an essential energy source for all of the body's activities preferred energy source for brain cells, other nerve cells, and developing red blood cells glycogen - ANSWER stores glucose in the human body for future use