DHN Exam 1 Latest Updated New Year 2024;Actual Questions and Answers 100% Verified

DHN Exam 1 Latest Updated New Year 2024;Actual Questions and Answers 100% Verified In general, what are some factors that influence a person's food choices? - Answer ️️ -Income, education, occupation, ethnic identity, nutritional knowledge, current health status, values, social interactions, personal preference⇒household structure, composition, and traditions What is the leading cause of death in the United States? - Answer ️️ -Heart disease Which of the ten leading causes of death can be attributed, at least in part, to a person's diet? - Answer ️️ -Heart disease, cancer, stroke, diabetes, accidents (kind of) What are the six classes of nutrients? - Answer ️️ -Carbohydrates Fats Proteins Vitamins Minerals Water Which of these nutrients provide energy to the diet? - Answer ️️ -Fat, protein, carbohydrates Which of the nutrients contain carbon? nitrogen? - Answer ️️ -Carbon⇒ carbs, fats, proteins, vitamins Nitrogen⇒ proteins, some vitamins but not all What percentage of the human body is water? - Answer ️️ -50-70% Do males or females generally have a higher percentage of water? Why? - Answer ️️ -Males have higher percentage of water because they have less fat and more muscle What percentage of most foods is water? - Answer ️️ -Over 50% of most foods is water -tomatos (99%) What is the definition of an essential nutrient? - Answer ️️ -the body cannot make it for itself or cannot make fast enough from other raw materials to meet body's needs. Must be obtained from food to prevent deficiencies. What are examples of essential nutrients? - Answer ️️ -Fatty acids⇒ linoleic, linolenic Certain amino acids What is the definition of a calorie? - Answer ️️ -a unit of energy; kilocalorie (calorie) is the amount of heat energy necessary to raise the temperate of a kilogram of water 1 degrees C How many calories are provided per gram of carbohydrate, fat, protein, and alcohol? Be able to use this information to look at a nutrition label and then count how many calories a given food contains. - Answer ️️ -Carb 4 cal/gram Fat 9 cal/gram Protein 4 cal/gram Alcohol 7 cal/gram What are the dietary reference intakes used for? - Answer ️️ -Set for healthy adults and children in the US used for planning and assessing diets; DRI's are based on how much of a nutrient a person needs to consume for optimal health and to prevent chronic disease What are the four components to the DRI's? What is the definition of each of these components? - Answer ️️ -1. Estimated Average Requirements (EAR) -the average amount of a nutrient needed by a certain age/gender group (set at 50 percentile) 2. Recommended Dietary Allowances (RDA) -a person's nutrient intake goal; average daily amount of a nutrient considered adequate to meet the known nutrient needs of practically all individuals in an age/gender group (set at 98 percentile) (scientific) 3. Adequate Intakes (AI) -same concept as RDA but used when scientific data is insufficient to establish RDA 4. Tolerable Upper Intake Levels (UL) -upper limit for nutrients; intakes above are likely to ca