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FNDH 620 Exam 2/Pop Quizzes -Kansas State University (Questions & Answers)
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FNDH 620 Exam 2/Pop Quizzes -KansasState University (Questions & Answers)
What are the most prevalent saturated fatty acids in the average US diet?
A. palmitic and stearic acid
B. oleic and linoleic
C. linoleic and linolenic
D. acetic and butyric - ✔️ A. palmitic and stearic acid
What is formed when fatty acids are oxidized in the mitochondria?
A. glycerol
B. pyruvate
C. triacylglyceride
D. acetyl CoA - ✔️ D. Acetyl CoA
What is the normal product of fatty acid synthase?
A. Triacylglyceride
B. Palmitate
C. n-3 fatty acid
D. n-6 fatty acid - ✔️ B. Palmitate
Which fatty acid is considered essential and must be supplied by the diet?
A. a-linolenic acid
B. Linoleic acid
C. y-linolenic acid
D. Arachidonic acid
E. A and B - ✔️ E. a-linolenic acid and linoleic acid
Humans build about ____mg of cholesterol each day.
A. 100
B. 300
C. 700
D. 2000 - ✔️ C. 700
Cholesterol is a precursor of the following except
A. Estrogens and androgens;
B. Glucocorticoids;
,C. Bile acids;
D. Vitamin D
E. Phospholipids. - ✔️ E. phospholipids
What is the most active site of lipid digestion?
A. stomach
B. duodenum
C. upper jejunum
D. ileum - ✔️ C. upper jejunum
The main function of lipoproteins is
A. To facilitate lipid digestion;
B. To protect against CVD;
C. To act as the carrier of lipids;
D. To provide energy;
E. All of the above. - ✔️ C. to act as the carrier of lipids
The main component of a HDL, molecule is protein
A. True
B. False - ✔️ A. True
LDL-cholesterol is often termed "bad cholesterol" because it has been linked
to atherogenic fatty plaque formation
A. True
B. False - ✔️ A. True
Trans unsaturated fatty acids are now considered more atherogenic than
saturated fatty acids because they
A. are unnatural and only formed during fat processing;
B. cause excess blood clotting;
C. elevate serum LDL while decreasing HDL;
D. are saturated completely - ✔️ C. elevate serum LDL while
decreasing HDL
The mechanism of action of Orlistat is
A. To inhibit pancreatic lipase activity;
B. To destroy bile acids in the small intestine;
C. To decrease appetite;
D. None of the above;
,E. All of the above. - ✔️ A. To inhibit pancreatic lipase activity
Why are n-3 PUFA the "best"? - ✔️ Interfere with platelet
aggregation by inhibiting thromboxane production, reduces of pro
inflammatory cytokines,
What omega 3s are better, Short or long chain? - ✔️ Long chain,
more consistently converted to anti-inflammatory uses
Which hormone is considered to be an antagonist of lipolysis?
A. insulin
B. epinephrine
C. glucagon
D. Adrenocorticotropic hormone
E. None of the above. - ✔️ A. Insulin
Excessive ketone bodies may accumulate due to reduced supply of cellular
glucose as well as ____ fatty acid oxidation
A. increase;
B. decrease;
C. no change. - ✔️ A. increase
What is the legally intoxicated amount of alcohol in bloodstream?
A. Less than 10 mg%;
B. 11-24 mg%;
C. 25-45 mg%;
D. 50-100 mg%;
E. None of the above - ✔️ A. less than 10mg%
What happens when alcohol is metabolized by the liver? - ✔️ FA
synthesis, leads to fatty liver
Enzymes:
A. decrease the free energy change of a reaction;
B. increase the activation energy of a reaction;
C. decrease transition energy;
D. increase the equilibrium constant of a reaction;
E. None of the above. - ✔️ C. decrease the transition/activation
energy
, About ______ of the dry weight of a typical human cell is protein.
A. one-tenth
B. one-fifth
C. one-third
D. one-half - ✔️ D. one-half
Which of the following statements concerning collagen is not true?
A. Collagen is a major connective tissue protein;
B. Collagen is made up of tropocollagen;
C. Tropocollagen consists of three peptide chains that are cross-linked triple
helix;
D. Collagen has a large amount of glycine and proline;
E. Collagen contains unique hydroxyglycine and hydroxyproline - ✔️
E. Collagen contains unique hydroxyglycine and hydroxyproline
It actually contains hydroxylysine and hydroxyproline that are unique to
collagen
For each function listed in Questions 1-5, select the most closely related
plasma proteins:
1. Nonspecific transport protein for fatty acids.
2. Inhibitor of elastase to protect against smoke induced obstructive lung
disease.
3. Antibodies.
4. Major transport protein for copper.
5. major transport protein for iron - ✔️ 1. Albumin
2. a1-globulins
3. y-globulins
4. a2-globulins
5. B-globulins
A deficiency in which of the following amino acids will result in Kwashiokor,
even though the diet may contain a large amount of protein
A. Serine;
B. Glutamate;
C. Tryptophan;
D. Alanine;
E. Asparagine. - ✔️ C. Tryptophan
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