Shared Flashcard Set

Details

NUTR 225
nutrition 225 Final Prep
33
Other
Undergraduate 2
03/13/2011

Additional Other Flashcards

 


 

Cards

Term
Nutrition Encompass which functions of food aspects?
Definition
Consumption, digestion, absorption, metabolism, storage, excretion
Term
Wellness
Definition
The absence of disease
Term
Critical Components of wellness
Definition
nutrition and physical activity
Term
6 types of nutrients
Definition
Carbohydrates
Fats and Oils
Proteins
Vitamins
Minerals
Water
Term
Micronutrients
Definition
required in small amounts, on the scale of micro to milligrams, composed of vitamins and minerals
Term
kilocalories
Definition
amount of energy req'd to raise the temperature of 1 g of water by 1 C, food labeled calories are actually in reference to kilocalories
Term
Macronutrients
Definition
generally required in g to kg, provide energy and are carbohydrates, fats, oils and proteins
Term
Carbohydrates
Definition
primary source of fuel for the body and brain, provides 4 kcal per gram

found in grains, vegetables, fruits and legumes
Term
fats and oils
Definition
composed of lipids, water insoluble molecules

provide 9 kcals per gram
Term
when are fats an important source of energy?
Definition
during rest or low intensity exercise
Term
Fat intake is good for?
Definition
uptake of fat soluble vitamins and essential fatty acids
Term
Proteins
Definition
chains of amino acids

can supply 4 kcals/g but are not a primary E source

important source of N
Term
Proteins enable which functions?
Definition
-building cells and tissue
-maintaining bones
-repairing damages
-regulating metabolism
-fluid balances
Term
good sources of protein
Definition
meats, dairy products, seeds, nuts and legumes
Term
good sources of fats
Definition
butter, margarine, vegetable oils
Term
vitamins
Definition
micro nutrients that do not supply energy to our bodies but are organic molecules that assist in regulating body processes
Term
Fat soluble vitamins
Definition
A, D, E, K

dissolved in fats and oils
can be stored in the body and toxicity can occur
Term
water soluble vitamins
Definition
vitamin C and B
remain dissolved in water
excess water soluble vitamins can be excreted, and cannot be stored
Term
minerals
Definition
inorganic substances necessary for body processes
Term
Examples of minerals
Definition
sodium, calcium, iron, potassium and magnesium
Term
functions of minerals
Definition
fluid regulation
bone structure
muscle movement
nerve functioning
Term
Mineral needs
Definition
at least 100mg/day of the major minerals such as Ca, P, Mg, Na, K and Cl

but less than 100 mg/day of trace minerals such as Fe, Zn, Cu, I, Fl
Term
Nutritional Functions of Water
Definition
fluid balance
nerve impulses
muscle contractions
nutrient transport
removal of waste
chemical reactions
etc.
Term
AMDR
Definition
Acceptable macronutrient distribution range
Term
Acceptable Macronutrient distribution ranges
Definition
the portion of energy intake that should come from each macronutrient, the range associated with reduced risk of chronic disease, the range of macronutrient intake that provides adequate levels of essential nutrients
Term
AMDR: Carbohydrate
Definition
45-65%
Term
AMDR: Fat
Definition
20-35%
Term
AMDR: Protein
Definition
10-35%
Term
RDA
Definition
Recommended Dietary Allowance, past standards
Term
DRI
Definition
dietary reference intake, new standards, identify amount needed to prevent deficiencies and reduce chronic disease
Term
EAR
Definition
Estimated average required
Term
AI
Definition
adequate intake, recommended daily average intake based on studies, used when RDA can't be determined
Term
UL
Definition
Tolerable upper intake level, highest average daily intake level likely not to pose a health risk
Supporting users have an ad free experience!