HSC 4572 FINAL EXAM REVIEW GUIDE
QUESTIONS AND ANSERS LATEST
UPDATE.
How to use the DRI (dietary reference intakes) answer >> EER- estimate
of the energy (kcal) intake needed to match the energy use of an
average person in a specific life stage
RDA- dietary intake level that is sufficient to meet the nutrient
requirement of nearly all (97-98%) healthy individuals in a particular life
stage
AI- recommended intake value based on observed or experimentally
determined approximations or estimates of nutrient intake by a group
of healthy people that is assumed to be adequate; used with RDA
cannot be determined
,HSC 4572 FINAL EXAM
UL- the highest level of nutrient intake that is likely to pose no risk of
adverse health effects for almost all individuals in the general
population
If a nutrient does not have an UL listed, what does this mean?
DV- used as a rough guide for comparing the nutrient content of a food
to approximate human needs. This is based on a 2000 kcal diet
What do the National Health and Nutrition Examination Surveys
(NHANES) tell us? answer >> assess the health and nutritional status of
adults and children in the United States. The survey is unique in that it
combines interviews and physical examinations. A continuous survey
which includes anthropometric measurements, clinical measurements
(like blood pressure) and food frequency questionnaires to assess the
current health of Americans
Know the process of digestion of carbohydrates, fats, & proteins
answer >> These enzymes include proteases to break down proteins,
lipases that digest fats and more amylase to finish splitting
carbohydrates. Fats are broken down into fatty acids and glycerol,
proteins into peptides and amino acids, and carbohydrates become
simple sugars such as glucose and fructose
The difference between hunger and appetite answer >> Hunger: mostly
internal, physiologic
, HSC 4572 FINAL EXAM
Appetite: mostly external, psychological
Satiety: no longer a desire to eat
What are genes answer >> the blueprints for your proteins
Difference between nutrient and energy dense answer >> Nutrient: The
most nutrients for the least calories
Energy: Comparing the calorie content of a food with its weight
Be familiar with the different study designs answer >> Epidemiological
study
This country's food supply has more olive oil and they have less heart
disease.
Lab study
Let's prove that a vitamin
C deficiency leads to scurvy in these rats.
Case study:
This person eats too little iodine and has
goiter
Intervention study:
Let's add foods with vitamin C to his diet and see if he gets fewer colds.