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NTR 401 Exam 1 Questions and Answers
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NTR 401 Exam 1 Questions and Answers
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NTR 401 Exam 1 Questions and Answers"Reference height and weight" refers to: - Answer-Average height and weight of
American men and women with a "healthy" BMI, used to provide a representative
nutrient intake for a population for nutrients that should be consumed based on body
weight.
Diverse populations around the world consume sodium at levels greater than the Upper
Tolerable Intake Level set in the DRIs. One explanation for this "sodium appetite" is that
humans choose a sodium intake that does not trigger an excessive secretion of the
hormone________________________. - Answer-Renin
Biological scientist study the regulation of food intake in terms of the gut-brain and
adipose-brain hormonal axes. In contrast, nutritionist who take a more holistic view of
human ecology, sociology, psychology, and public health in their research, frequently
refer to________________, which can include the concept of________________ to
explain the current prevalence of obesity. - Answer-The sociological model;
neuroeconomics
The DRI value that is most likely to be applicable to 100% of the population, i.e. not
overlap the normal distribution is - Answer-UL
The physiological principle that allows the kidney to excrete urine that can be either
more or less dilute than the blood plasma it originates from. - Answer-Countercurrent
sodium pumping in the loop of Henle creates a high concentration of salt in the interior
of the kidney, and the collecting ducts have variable permeability to water.
Which of the following components does NOT have an important role in the breakdown
and absorption of fats in the intestine? - Answer-Salivary lipase
The dietary component that is the precursor of monoacylglycerol and 2 molecules of
free fatty acid in the gut is called - Answer-triglyceride
According to the Institute of Medicine's Dietary References Intake guidelines, a
nutritionist using the RDA to plan meals for a population must take into account several
sources of variation that allow calculation of the percent of the population that would
meet their requirements. Among the following, the LEAST likely IMPORTANT source of
uncertainty would be: - Answer-Organic foods have different nutrient content than
conventionally grown foods, as is usually noted on the labels or in the nutrient database.
The best way to change the dietary intake of a free-living population for a given nutrient
is to: - Answer-educate people about food choices or modify the nutrient profile of foods
most commonly eaten.
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