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NTR 419 Exam 1 Questions And Answers
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NTR 419 Exam 1 Questions And Answers
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Solution 2024/2025Pepper
NTR 419 Exam 1 Questions And Answers
Define "essential nutrients" ANS✔✔ Nutrients that are necessary for life but we cant make enough of them so we have
to get them exogenously.
What are all the macronutrients? ANS✔✔ 1.)Water
2.)Protein
3.) Carbs
4.) Lipids
5.) Sterols
Why is water important and what are some ways you can lose water? ANS✔✔ Important because you can suffer from
dehydration
Acute loss: exercise, vomiting, diarrhea, dieresis
Chronic loss: inadequate intake, decrease thirst sensistivity
What is protein status and why is it important? ANS✔✔ The amount of protein in the body and is important as a
predictor of morbidity and mortality.
What is the golden standard amount of protein that should be in the body? ANS✔✔ No golden standard but serum
albumin levels are most often used as a marker for protein status.
What can happen if someone has low serum albumin status? ANS✔✔ 1.) primary cause of morbidity and mortality
because of low immune function
2.) secondary to something else; therefore is a marker
Define "conditionally essential" ANS✔✔ Non-essential that becomes essential due to some condition
, Solution 2024/2025
Pepper
Define non-dietary amino acids . ANS✔✔ Produced during amino acid metabolism
What are some simple sugar monosaccharide carbohydrates? ANS✔✔ 1.) Glucose
2.)Fructose
3.) Galactose
What are some simple sugar disaccharide carbohydrates? ANS✔✔ 1.) Lactose
2.) maltose
3.) Sucrose
Which carbohydrate is the most abundant monosaccharide? ANS✔✔ Glucose
What are some functions of glucose? ANS✔✔ 1.) primary fuel for the brain and CNS
2.) becomes primary fuel during acute stress
(all of which affects protein status)
What can happen if someone has excess dietary glucose? ANS✔✔ 1.) Converted to glycogen: in the liver and sent to
muscles for storage. Some stored in the liver
2.) Converted to fat: in the liver and goes to adipose tissue for storage.
What is the fate of fructose in the body? ANS✔✔ 1.) can be metabolized by some cells for energy
(must be converted to glucose or fat in the liver; concerns for high fructose corn syrup)
Where is galactose found and what is its fate in the body? ANS✔✔ Found almost excusively in mammalian milk as part
of lactose
1.) Converted to glucose
2.) Can be a part of glycoproteins on cell surface that have signaling functions
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