NU309 Nutrition Exam Questions with Correct Answers

NU309 Nutrition Exam Questions with Correct Answers What is Nutrition? - Answer-The study of food and how it affects the body. What is ideal body weight (IBW)? - Answer-Optimal weight = optimal health What is BMI or Body Mass Index? - Answer-Percentage of body fat based on weight to height ratio; it's calculated using a specific formula or standard table. BMI indicates a risk for diabetes, heart disease and hypertension in some populations. What is classified as Underweight? - Answer-BMI 18.5 What is classified as Healthy Weight? - Answer-BMI between 18.5 to 24.9 What is classified as Overweight? - Answer-BMI between 25 to 29.9 What is classified as Class I Obesity? - Answer-BMI between 30 to 34.9 What is classified as Class II Obesity? - Answer-BMI between 35 to 39.9 What is classified as Extreme Obesity? - Answer-BMI that is 40 or greater What do macronutrients help with? Examples? - Answer-Macronutrients supply the body with energy. Carbohydrates, Lipids (Fats), Proteins What do carbohydrates help with? - Answer-Carbohydrates supply energy for muscle and organ function Carbohydrates enhance the secretion of insulin Carbohydrates increase the feeling of fullness (satiety) How do complex carbs affect the body? - Answer-They digest more slowly, promote fullness, and they raise blood glucose How do simple carbs affect the body? - Answer-They digest quickly, and they raise blood glucose quickly How do proteins affect the body? - Answer-Proteins allow for growth, maintenance, repair of cells and tissue