HNF 150 Exam 1 Questions With Correct
Answers 100% Verified.
6 key concepts of nutrition - Answer✔Nutrition is a science, good nutrition is a cornerstone of
good health, nutrient density, we are part of nature and depend on the health of our planet,
health/climate/nature crises are interrelated, we are the solution
Nutrient density - Answer✔how packed a food is with nutrients
Six classes of nutrients - Answer✔Protein, carbs, fats, water, vitamins, minerals
energy yield carbs - Answer✔4 kcal/g
energy yield proteins - Answer✔4 kcal/g
energy yield fats - Answer✔9 kcal/g
energy yield alcohol - Answer✔7 kcal/g
whole foods - Answer✔unprocessed and unrefined (whole grains, fruits)
processed foods - Answer✔foods that have been treated to change their properties
enriched foods - Answer✔foods in which nutrients that were lost during processing have been
added back
fortified foods - Answer✔foods in which nutrients are added that did not originally exist in the
food (oj with calcium)
essential nutrients - Answer✔must be obtained from an external source because body can't
make it or make enough
energy yielding nutrients - Answer✔carbs, fats, proteins
organic nutrients - Answer✔contain carbon
inorganic nutrients - Answer✔do not contain carbon
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calorie - Answer✔energy. Amount of heat required to raise temp of 1 L of water by 1 degree C
steps of the scientific method - Answer✔observe, question, hypothesize, test, interpret, refine
epidemiological studies - Answer✔focus on populations
case studies - Answer✔focus on an individual
intervention studies - Answer✔true experiments
lab studies - Answer✔experiments under strict conditions
Garlic - Answer✔contains sulfur compounds, which are responsible for health benefits and
odor. It is antimicrobial, antifungal, and antithrombotic
diabetes epidemic - Answer✔The epidemics began about 30 years ago. Reasons include
increased consumption of sugar, increased cost of fruits and vegetables, decreased cost of junk
foods, increased portion sizes, and decreased exercise.
how are DRIs established - Answer✔reviewing and conducting studies. Balance studies test
different intake levels to determine when input=output
EARs (estimated average requirements) - Answer✔intake level for a nutrient at which the needs
of 50 percent of the population will be met
RDAs (Recommended Dietary Allowances) - Answer✔estimated amount of a nutrient per day
considered necessary for the maintenance of good health
AIs (adequate intakes) - Answer✔used where there is insufficient data to determine an RDA
ULs (Tolerable Upper Intake Levels) - Answer✔the highest level of daily nutrient intake that is
likely to pose no risk of adverse health effects to almost all individuals in the general population
DVs (Daily Values) - Answer✔on food labels and designed to help consumers use food label
information to plan a healthy diet
AMDRs (Acceptable Macronutrient Distribution Ranges) - Answer✔recommended amount of
calories from each macronutrient (Carbs 45-65%, fats 20-35%, protein 10-35%)
2015-2020 Dietary Guidelines - Answer✔Higer in fruits, vegetables, whole grains, low or nonfat
dairy, seafood, legumes, nuts, and moderate alcohol. Lower in red and processed meat, sugar
sweetened foods/drinks, and refined grains.
which foods are associated with less environmental impact - Answer✔plant based foods
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