Nutrition 101 Exam 1 Questions and Approved Answers- Latest 2023/2024

Nutrition 101 Exam 1 Questions and Approved Answers- Latest 2023/2024 What are the nutrients that can directly supply energy for human use? - Carbs, fats, proteins What substances, present in fruits and vegetables, provide significant health benefits such as reducing the risk of cancer? - Phytochemicals Fibers belong to the class of nutrients know as - complex carbohydrates What are characteristics of carbohydrates - Major fuel source Characteristics of lipids - yield more energy, saturates and unsaturated Gram for gram, which of the nutrients provides most energy - carbohydrates, proteins, and fats What are characteristics of proteins - Form enzymes, supply calories for each gram Functions of water in the body - Transport nutrients, regulate body temp, lubricant, (9-13 cups daily) A kilocalorie is a measure of - heat energy A serving of bleu cheese dressing containing 23 grams of fat would yield - 207 A meal consisting of a cheeseburger, large fry, and a chocolate shake provides a total number of 1,120 kilocalories. 48% of the energy in the meal is from carbohydrates and 13% is from protein. How many kilocalories of fat does the mean contain? - 437 Kilocalories Add percents up - 48% + 13% + 7% = 61% (1,120/ 61%) 39%x1120 = 437 A large hamburger sandwich contains 628 kilocalories and 36 grams of fat. Approximately what percentage of the total energy is contributed by fat. - 52% What is dietary fiber? - Fiber found in plant foods Healthy People 2020 was designed to - prevent disease, create good health environment How do you explain the North American Diet? - Full of processed foods high in sugar and sodium, high in fat The freshman 15 is used to describe the - 15 pounds freshman tend to gain because not eating healthy Simple carbohydrate is what - quickest source of energy, made of sugars what are energy-yielding substances? - fats, proteins, alcohol, carbohydrates what are nutrition and weight status objective from Health People 2020? - Whole grains, reduce carbohydrates Current factors that can influence American food habits negatively are - Lack of physical activity, time/connivence, culture, media, education Recent studies indicate an association between TV advertising of foods and drinks and ____, especially in the US. - Childhood obesity