FSHN UPDATED Exam Questions and
CORRECT Answers
Positive Nitrogen Balance - Correct Answer- Increasing mass of total body proteins, so
should be excreting less nitrogen than what is consumed.
-growing child, pregnant women, or athletes
-energy production, glucose synthesis
Negative Nitrogen...
FSHN UPDATED Exam Questions and
CORRECT Answers
Positive Nitrogen Balance - Correct Answer- Increasing mass of total body proteins, so
should be excreting less nitrogen than what is consumed.
-growing child, pregnant women, or athletes
-energy production, glucose synthesis
Negative Nitrogen Balance - Correct Answer- Excreting more protein than what has been
consumed
-aging, ill, or dietary inadequacies
Nitrogen Equilibrium - Correct Answer- Same amount of total protein everyday
-weight stable adult
What is deamination? - Correct Answer- The first step of metabolizing amino acids: in which
nitrogen is removed from amino acids allowing the amino group to be removed from the
amino acids and remaining carbon skeleton has a few fates.
-occurs in liver
-nitrogen turns into urea which is excreted in urine
-three fats of carbon skeleton: energy, glucose, fat
What is the RDA for adults? - Correct Answer- .8 g/kg of body weight for adults
Which is the most important factor for determining an adult's protein requirement? - Correct
Answer- Weight
How do amino acids differ? - Correct Answer- Size of side chains on the amino acids
distinguishes the amino acid type
How do protein differ? - Correct Answer- -order of amino acids determines its ultimate shape
-protein's final shape determines its function in the body
, What is a polypeptide? - Correct Answer- Many amino acids
What is a tripeptide? - Correct Answer- 3 amino acids
How does protein maintain fluid balance with regards to edema? - Correct Answer- Swelling
caused by excess fluid trapped in body tissues.
-when a protein in blood(albumin) gets too low fluid retained in extremities and edema can
occur
How is protein quality determined? - Correct Answer- By the amount and proportions of
essential proteins in the protein
-high-quality: complete(all 9 essential amino acids proportions that match human
requirements_
-low-quality: incomplete(limiting amino acids in the correct proportions)
What is Kwashiorkor? - Correct Answer- -inadequate protein intake
-often when a child switches from breast milk to some sort of starch factor
-often develop edema and a fatty liver because they are unable to synthesize proteins needed
to maintain fluid balance or transport fat from the liver
What is Marasmus? - Correct Answer- -deficiency in protein AND calorie intake
-depletion of fat stores and serious muscle wasting
-during childhood development can permanently damage the brain
What is an essential amino acid? - Correct Answer- Proteins that cannot be made by the body
and must be obtained through our diet
What is a nonessential amino acid? - Correct Answer- Can be produced by the body
What happens if an essential amino acid is missing in making a protein? - Correct Answer-
The protein in nonessential
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