TB 02 Questions and A+ Answers

TB 02 Questions and A+ Answers Chapter 02: Carbohydrates Nix: Williams' Basic Nutrition and Diet Therapy, 15th Edition MULTIPLE CHOICE 1. Carbohydrates are nutrients that are composed of the elements carbon, hydrogen, and a. oxygen. b. nitrogen. c. water. d. glucose. ANS: A The chemical nature of carbohydrates is carbon, hydrogen, and oxygen. DIF: Cognitive Level: Knowledge REF: p. 21 TOP: Nursing Process: Planning MSC: NCLEX: Physiological Integrity: Physiological Adaptation 2. Carbohydrates play a major role in nutrition because they a. provide a long-term energy store. b. are digested in the stomach. c. help regulate body functions. d. provide the body’s major source of energy. ANS: D Carbohydrates are the major source of energy for the body, comprising approximately 50% of total caloric intake. DIF: Cognitive Level: Application REF: p. 20 TOP: Nursing Process: Planning MSC: NCLEX: Physiological Integrity: Physiological Adaptation 3. Carbohydrates are stored as glycogen in the a. central nervous system and muscles. b. heart and liver. c. small intestine. d. liver and muscles. ANS: D Carbohydrates are stored as glycogen in the liver and muscles. DIF: Cognitive Level: Knowledge REF: p. 23 TOP: Nursing Process: Planning MSC: NCLEX: Physiological Integrity: Physiological Adaptation 4. An example of a food that contains a fructose sugar is a. milk. b. honey. c. molasses. d. corn. ANS: B Fructose is a monosaccharide and is the sweetest of the simple sugars. It is primarily found in fruits and honey. DIF: Cognitive Level: Knowledge REF: p. 21 TOP: Nursing Process: Implementation MSC: NCLEX: Physiological Integrity: Physiological Adaptation 5. Examples of the simple carbohydrates include a. glucose and galactose. b. sucrose and starch. c. lactose and lignin. d. fructose and glycogen. ANS: A Monosaccharides and disaccharides are the simple sugar units used to build complex carbohydrates. The monosaccharides are glucose, galactose, and fructose