leading causes of death attributed to nutrition - CORRECT ANSWER-heart disease,
cancer, stroke
energy yielding nutrients - CORRECT ANSWER-broken down to generate energy
- carbs, lipids, proteins
macronutrients - CORRECT ANSWER-needed in large amounts
- carbs, lipid, proteins, water
micronutrients - CORRECT ANSWER-needed in small amounts
- vitamins, minerals
inorganic - CORRECT ANSWER-does not contain carbon
organic - CORRECT ANSWER-contains carbon
amount of energy provided by carbs - CORRECT ANSWER-4 kcals
amount of energy provided by lipids - CORRECT ANSWER-9 kcal
amount of energy provided by protein - CORRECT ANSWER-4 kcal
amount of energy provided by alcohol - CORRECT ANSWER-7 kcal
examples of nutrient-dense foods - CORRECT ANSWER-low fat milk, fruit/nut trail mix,
fresh fruit, baked chips, oatmeal raisin cookies
,epidemiological study - CORRECT ANSWER-observing relationships between diet,
health, and disease patterns in dif populations
balance study - CORRECT ANSWER-compares the total amount of a nutrient that
enters the body with the total amount that leaves the body
depletion-repletion study - CORRECT ANSWER-A study that feeds subjects a diet
devoid of a nutrient until signs of deficiency appear, and then adds the nutrient back to
the diet to a level at which symptoms disappear and health is restored
double blind study - CORRECT ANSWER-An experiment in which neither the
participant nor the researcher knows whether the participant has received the treatment
or the placebo
single blind study - CORRECT ANSWER-study in which the subjects do not know if
they are in the experimental or the control group
variety - CORRECT ANSWER-selecting nutrient dense foods from each food group and
within each
balance - CORRECT ANSWER-one food lacking in a nutrient, balance with another
food that doesnt
moderation - CORRECT ANSWER-all types of food are ok
- not consuming too much energy, fat, sugar, alc
- achieves healthy weight and lowers risk of chronic disease
Steps of the Scientific Method - CORRECT ANSWER-observation, hypothesis,
experiment, conclusion
theory vs hypothesis - CORRECT ANSWER-theory: explanation based on scientific
study and reasoning
hypothesis: proposed explanation
sources of reliable nutrition info - CORRECT ANSWER-Government recommendations,
universities, health professionals, nonprofit organizations based on science to provide
information to improve health
recommended dietary allowances - CORRECT ANSWER-intakes that meet needs of
97-98% of healthy individs in each group
- determined using EAR value and taking into acct individ variability
- intakes lower than this can indicate deficiency
Estimated Average Requirement (EAR) - CORRECT ANSWER-amount of a nutrient
that meets the needs of 50% of healthy people in a life stage/gender group
, Adequate Intake (AI) - CORRECT ANSWER-a recommended average daily nutrient
intake level based on observed or experimentally determined estimates of nutrient
intake by a group of healthy people
Upper Levels (UL) - CORRECT ANSWER-max daily intakes unlikely to pose a risk to
almost all individs in specific group
Acceptable macronutrient distribution range (AMDR) - CORRECT ANSWER-intakes
ranges for energy yielding nutrients
- expressed as % of total energy intake
Estimated energy requirement (EER) - CORRECT ANSWER-average energy intakes
predicted to maintain body weight by calculating amount of kcals
- takes into acct gender, weight, height, level of physical activity
dietary guidlines - CORRECT ANSWER-nutrition/ lifestyle recommendations published
by US department of health and human services
- only recommendation w major emphasis on food safety
exchange lists - CORRECT ANSWER-Based on food groups to determine overall
energy and macronutrient intake
Healthy People Initiative - CORRECT ANSWER-National health promotion and disease
prevention objectives for the U.S.
what organization regulates food labels of meat and poultry - CORRECT ANSWER-
USDA
what organization regulates all food labels except meat and poultry - CORRECT
ANSWER-FDA
Current Good Manufacturing Practices - CORRECT ANSWER-FDA to ensure product
contains right ingredients/ dose
- requires manufacturer to test product to ensure identity, strength, purity, composition
dietary supplement verification program (DSVP) - CORRECT ANSWER-evaluates and
confirms contents, manufacturing process and standards of purity
- developed by USP
nutrient content claims - CORRECT ANSWER-claims on the label that describe the
level or amount of a nutrient in a food product
examples of nutrient content claims - CORRECT ANSWER-low, high, free, reduced,
lean, high potency, antioxidant