ATI Nutrition (chapters 1 & 2) Exam Questions With Complete Solutions

Definition of essential nutrients - ANSWER-nutrients that the body cannot manufacture, therefore must obtain through diet. components of nutritive sources? - ANSWER-carbohydrates, lipids/fats, protein, water, electrolytes, minerals, and vitamins. what are the energy-yielding nutrients? - ANSWER-carbohydrates, fats, and proteins why are DRI's useful? - ANSWER-to understand the food intake of large groups, planning nutrition program standards, and helping individuals what are DRIs comprised of? - ANSWER-recommended dietary allowance estimated average requirement adequate intake tolerable upper limit acceptable macronutrient distribution ranges definition of Recommended Dietary Allowance (RDA) - ANSWER-amount of particular nutrient that the most healthy people (of similar age and sex) need to avoid risk of chronic disease definition of Estimated Average Requirement (EAR) - ANSWER-amount of nutrient required to meet basic requirements for half of people in a particular population. - this reference used by researchers and policy makers - used to help determine RDA definition of Adequate Intake (AI) - ANSWER-amount of a nutrient that most people in a population must consume. - helpful when there isn't enough data to establish RDA for a nutrient.