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Nutrition and Health Exam 1

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DRI Quiz Why and when were the RDAs, later called the DRIs, instituted and developed? - During world war 2, when the army wanted to know how much nutrients soldiers needed Why do we need Dietary Re... ference Intakes? - To have standards so we know how good the diet someone or a population is eating On the 3 main DRIs, Adequate Intake (AI) is the least strong DRI because - It does not require nutrient balance studies. It is the average amount of a nutrient in the food supply of a healthy population The Estimated Average Requirement (EAR) is a fairly good DRI because - Balance studies were done in humans and a Mean value for the requirement for the population was obtained The Recommended Daily Allowance (RDA) is the strongest DRI because - Scientists agreed with the final value and have strong confidence in it - Balance studies were done in human - Many balance studies were done by different research groups - Statistical analysis was performed to increase the mean value by 2 Standard Deviations The Upper Limit (UL) DRI for a nutrient is: - The highest amount of a nutrient that one can consume on a regular basis without risk of toxicity Energy Quiz Why is it important to discuss energy in a nutrition class? - Humans store large amounts of energy in adipose cells (fat). - Humans need energy to think. - Humans have a heart that requires energy to pump 24 hours a day. - Humans need to stay warm in wintertime- this requires energy. When traced back to the original source - the following energy sources are "originally" from the sun. - The energy stored in plants as starch Fire, the internal combustion engine, and metabolism in humans have the following in common. - They all require a fuel to provide energy - They all produce CO2 - They all require oxygen This study source was downloaded by 100000796615030 from CourseHero.com on 06-25-2021 00:33:36 GMT -05:00 https://www.coursehero.com/file/69682176/Nutrition-and-Health-Exam-1docx/ This study resource was shared via CourseHero.com Which is the basic molecular mechanism how fire works? - Bonds between atoms in the fuel are split and oxygen carries away the electrons and the carbon atoms of the fuel What are the Atwater Numbers for fat and gasoline, respectively? [Show More]

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