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N130 Nutrition Lecture 1
n/a
23
Other
Undergraduate 1
04/14/2009

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Term
essential nutrients
Definition
nutrients that must be provided in the diet cause our bodies do not provide them
Term
nonessential nutrients
Definition
nutrients that we do not need to derive from our diet because they are already provided by our bodies
Term
macronutrients
Definition
burned for energy, carb, protein and fat
Term
micronutrients
Definition
used in structure and regulation of reactions (ie minerals and vitamins), comprises the reactions referred to as metabolism
Term
4 Kal/g
Definition
carbs and proteins
Term
7 Kcal/g
Definition
alcohol
Term
9 Kcal/g
Definition
fat/lipid
Term
bomb calorimeter
Definition
used to determine the amount of calories in a certain food
Term
factors influencing food choices
Definition
availability, personal choice, cultural influence, peer choices, and social setting
Term
epidemiology
Definition
the study of patterns that occur within populations, can be either cross-sectional or longitudinal, does NOT determine cause and effect relationships, but only identifies patterns
Term
balance study
Definition
a study done to determine how much of a nutrient you need to maintain health
Term
obesity
Definition
having a very high amount of body fat in relation to lean body mass, or a BMI of 30 or higher
Term
BMI
Definition
an adults weight (in kg) divided by their height (in m) squared
Term
questions to ask when evaluation nutrition information
Definition
does it make sense? where did it come from? was the experiment well designed? was the info interpreted correctly? who will the info benefit?
Term
RDA (recommended daily allowance)
Definition
values of intake that are sufficient to meet the nutrient needs almost all people of a gender and life-stage, it is a target value
Term
EAR (estimated average requirements)
Definition
intakes to meet the nutrient needs of 50% of individuals in a gender and life-stage group, helpful when evaluating adequacy and planning for intake of population groups
Term
DRI (daily recommended intake)
Definition
incorporate AI, EAR, RDA, and tolerable upper intake. aim to promote health and prevent chronic disease and deficiencies
Term
AI (adequate intake)
Definition
used when insufficient scientific evidence to set EAR and calculate RDA
Term
groups on the pyramid (get amounts!)
Definition
grains, vegetables, fruits, oils, milk, meat/beans
Term
dietary guidelines for a healthy diet
Definition
emphasizes veggies, fruits, whole grains, low fat milk. includes lean meats, poultry, beans, fish, nuts, eggs. low in saturated fats, trans fats, cholesterol, salt and added sugars.
Term
FDA
Definition
regulates all food labeling except meat and poultry products which are controlled by the USDA
Term
nutrient density
Definition
amount of essential nutrients in a food relative to the amount of E provided
Term
individual nutrition assessment
Definition
Anthropometrics, Biochemical/lab parameters, Clinical/physical, Dietary intake
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