What is the meaning of the Percent Daily Value listed on the Nutrition FactsPanel? -
️️Indicates how much of a specific nutrient one serving of food contains compared
to a daily nutrient recommendations based on 2,000 calorie diet
In general, what are the steps in a scientific process/method...
NFSC 100 Exam 1 UMD
What is the meaning of the Percent Daily Value listed on the Nutrition FactsPanel? -
✔️✔️Indicates how much of a specific nutrient one serving of food contains compared
to a daily nutrient recommendations based on 2,000 calorie diet
In general, what are the steps in a scientific process/method? - ✔️✔️Observation,
hypothesis, test hypothesis, evaluate/study results, compare to original hypothesis
How is hunger regulated by the brain? - ✔️✔️The Hypothalamus regulates hunger by
communicating between the brain and the body. It regulates the release and uptake of
chemicals, more specifically located in the satiety center in the hypothalamus.
What are the study designs that we discussed? - ✔️✔️Case, Epidemiological,
Laboratory, Intervention,
Gold standard study? - ✔️✔️Intervention Study; proves cause and effect
What information must be included on the label of all packaged foods? - ✔️✔️serving
size, serving per container, total cal, percent daily value, daily value for 2,000 cal
What needs to be included in percent daily value? - ✔️✔️fats, cholesterol, carbs,
sodium, Vitamin D, potassium, calcium, iron
Poor source of DV? - ✔️✔️Below 5%
Good source of DV? - ✔️✔️10-19%
Excellent source of DV? - ✔️✔️Above 20%
What are the three types of health claims allowed on food packages? - ✔️✔️Nutrient,
Health and Structure/function
Nutrient content claims - ✔️✔️Level of nutrients:
Free, low, reduced
Health claims - ✔️✔️Approved by FDA based on scientific evidence
Structure/function claims - ✔️✔️Need additional scientific evidence and FDA approval
Fat free - ✔️✔️less than .5g of fat
, low fat - ✔️✔️up to 3g of fat
reduced fat - ✔️✔️at least 25% less fat per serving than reference food
sodium free - ✔️✔️less than or equal to 5 mg sodium
low sodium - ✔️✔️less than or equal to 140 mg
low calorie - ✔️✔️less than or equal to 40 calories
calorie free - ✔️✔️less than 5 calories
what hormones are involved in regulation of hunger? - ✔️✔️Ghrelin (signals hunger)
Leptin (fat tissue/suppresses desire to eat)
Neuropeptide Y (sends signal when body needs nourishment)
What factors affect an individual's food choice? - ✔️✔️income, demand, population
size, natural environment, technology
food desert - ✔️✔️area with limited access to affordable nutritious food(Low income
neighborhoods)
food insecurity - ✔️✔️Inability of an individual or household to afford and access a
healthy diet.
Psycho-social responses - ✔️✔️food as a reward, coping device, appetite from
smell/sight, addiction (coffee)
Ecological Perspectives - ✔️✔️social/cultural norms, government/media influence,
environmental settings, personal influence over knowledge of food
What are the six classes of nutrients? - ✔️✔️Proteins
Carbohydrates
Lipids
Water
Vitamins
Minerals
Micronutrients - ✔️✔️do no provide energy or calories vitamins and minerals
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