Which of the following amino form acteoactate
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14%
Alanine
12%
Glycine
16%
Ornithine
6%
Serine
53%
Tyrosine
❤1
All of the following amino acid form pyrovate is except:
Anonymous Quiz
4%
Alanine
4%
Glycine
4%
Serine
36%
Hydroxyproline
51%
Tyrosine
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All of the following inhibit alpha ketoglutrate except
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8%
ATP
0%
NADH
22%
Succincyl COA
12%
GTP
57%
Ca
Which of the following amino acid form propinoyl COA
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10%
Tyrosine
8%
Alanine
16%
Glycine
34%
Methionine
32%
All of the above
🤓2
VLDL is primarily responsible for transport of
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16%
Dietary triglycerides
64%
Endogenous triglycerides
14%
Cholesterol from tissues
2%
Phospholipids only
5%
Bile salts
❤2
Type III hyperlipoproteinemia is associated with mutation in
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15%
LDL receptor
37%
ApoE
0%
ApoB48
4%
ApoC. II
19%
A and B
26%
B and D
❤2
Select the one false statement about lipoprotein lipase
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0%
found bound to the surface of the capillary endothelium by heparin sulfate proteoglycans
11%
hydrolyses the triglyceride in chylomicrons and VLDL.
26%
its deficiency is inherited in an autosomal recessive pattern
53%
colipase, inhibits the catalytic activity of lipoprotein lipase
11%
apoC-II binds to and activates LPL
Pancreatic lipase breaks triglycerides down into which two digestive products?
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4%
Free fatty acids and monosaccharides
0%
Monosaccharides and monoglycerides
54%
Free fatty acids and monoglycerides
17%
Free fatty acids and triglycerides
25%
Free fatty acids and diglycerides
Which of the following is not needed for the synthesis of fatty acids:
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6%
NADPH
9%
Acetyl CoA
11%
ATP
63%
ADP
11%
Fatty acid synthase complex
_______________ is a rare, autosomal recessive disorder caused by a deficiency of peroxisomal PhyH results in the accumulation of phytanic acid in the plasma and tissues:
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6%
Jamaican vomiting sickness
85%
Refsum disease
6%
Sjögren-Larsson syndrome
0%
Crohn disease
3%
Reye syndrome
The rate-limiting step in the synthesis of ketone bodies is:
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50%
The HMG CoA synthase
11%
The HMG CoA lyase
14%
The HMG CoA hydroxylase
25%
The HMG CoA synthetase
Which of the following lipoprotein contains the highest protein content among all the lipoproteins:
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6%
VLDL
3%
LDL
11%
Chylomicrons
80%
HDL
0%
IDL
Which of the following is statement is not correct about faty acid oxidation:
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4%
a.Increased fatty acids oxidation is a characteristic of starvation and of diabetes mellitus
7%
b.Impairment in FAs oxidation leads to hypoglycemia
15%
c.Final cleavage product of odd chain oxidation is propionyl - CoA
52%
d.The methyl group on the carbon number 2 of phytanic acid blocks B-oxidation
22%
e.w-Oxidation involves a monooxygenase enzyme that requires O2 and Cyt. Paso
❤2
The symptoms that characterized the absence of peroxisomes in all tissues, and by accumulation of C26-C38polyenoicFAs in brain tissue
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3%
a.Carnitine Palmitoy|transferase I
7%
b.Dicarboxylic Aciduria
83%
c. Zellweger's Syndrome
0%
d.Jamaican Vomiting Sickness
7%
e.Ketosis
Regarding lipoproteins, select the one false statement:
Anonymous Quiz
6%
a.Lipoprotein(a) is a low-density lipoprotein variant known as a risk factor for atherosclerosis
6%
b.Apo C Il known as lipoprotein lipase activator
61%
c.HDL synthesized only by the liver
6%
d.Lipoprotein Lipase is located at on the walls of blood capillaries
22%
e.Each LDL particle is derived from a single VLDL particle
Select the one false statement about the carnitine shuttle:
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9%
a. Long-chain acyl-CoA (or FFA) cannot penetrate the inner membrane of mitochondria
14%
b.Carnitine palmitoyltransferase-I converts long-chain acyl-CoA to acylcarnitine
36%
c.Carnitine-acylcarnitine translocase acts is the most important enzyme of fatty acids oxidation
27%
d.Acylcarnitineis transported in, coupled with the transport out of one molecule of carnitine
14%
e.Acylcarnitinethen reacts with CoA, catalyzed by carnitine palmitoy|transferase-ll
Regarding B- oxidation select the incorrect statement
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4%
a.Occurs in matrix of mitochondria
12%
b.In B-oxidation two-carbon fragments are successively removed in the form of acetyl-CoA
42%
c.The carbon 2 of a fatty acid is oxidized
12%
d. Fatty Acid Activation by esterification with CoASH
31%
e. Acyl-CoA synthetase catalysis the only step that requires energy in B oxidation