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NUT 111B (MEDICINE/ NUTRITION) STUDY GUIDE WITH COMPLETE SOLUTION!!
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NUT 111B (MEDICINE/ NUTRITION) STUDY GUIDE WITH COMPLETE SOLUTION!!
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NUT 111B (MEDICINE/ NUTRITION) STUDY GUIDE WITHCOMPLETE SOLUTION!!
What were the previous expectations of a healthy diet? Answers :For the prevention of nutrient deficiencies
What are the current expectations of a healthy diet? Answers :Reduce birth defects Improve endurance capacity
Reduce risk of cancer + age related diseases
What are DRI's? Answers :Published by national academy of sciences
Nutrient based reference values
only for healthy people
What are DRI's used for? Answers :Basis for almost all federal and state nutrition programs/policies
When setting the DRI's, what are their goals? Answers :What is the lowest level of continued intake that maintains a defined level of nutrition
Reduced risk of disease
Is the exact requirement of an individual known? Answers :No
What may change an individuals DRI? Answers :Depending on their life stage
Can DRI's change? Answers :Yes
If new info is found, they change
What are the stages of nutritional deficiency and how are they assessed? Answers :Dietary inadequacy (diet)
Decreased reserves (biochemical)
Decreased levels in body fluids (biochemical)
Decreased function/change in enzyme activity (anthropometric/biochemical)
Clinical symptoms (clinical)
What types of studies are used to determine DRI's? Answers :Animal models (if no human data)
Human feeding studies
Observational studies (NHANES)
Randomized controlled trials
Why is it hard to conduct randomized controlled trials? Answers :Ethical concerns
Safety concerns
The values set for DRI are based on receiving the nutrients from ____ Answers :Foods
What are the types of DRI's? Answers :EAR
RDA
AI
UL
What is EAR? Answers :Average nutrient intake needed to meet requirement for half of health indv in group
What type of intake planning is the EAR used in? Answers :Groups
Should the EAR be used as the goal for mean intake? Answers :No
What is an RDA? Answers :Average daily dietary nutrient intake sufficient to meet requirements of 97-98% of healthy individuals
What are RDA's based on? Answers :EAR
If usual intake is at RDA, what would that indicate about that persons adequacy?
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