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WorksheetsMiesfeld Chapter 16
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
Myristic acid (C14) is completely metabolized via β-oxidation. Which products are formed?
a)
a.6 NADH, 6 FADH2, 6 acetyl-CoA
b)
b.6 NADH, 6 FADH2, 7 acetyl-CoA
c)
c.7 NADH, 7 FADH2, 6 acetyl-CoA
d)
d.7 NADH, 7 FADH2, 7 acetyl-CoA
2.
Arachidonic acid (C20) is fully metabolized by fatty acid degradation. How many rounds does it take for this to happen?
a)
7
b)
8
c)
9
d)
10
e)
None of these
3.
Ketogenesis produces which products?
a)
a.Acetyl-CoA
b)
b.Acetoacetate
c)
c.D-β-hydroxybutyrate
d)
d.A and B
e)
B and C
4.
When acetyl CoA levels are too high, they are exported through the _________ in the mitochondria.
a)
a.acetyl-CoA transporter
b)
b.β-oxidation pathway
c)
c.citrate shuttle
d)
d.glycolytic pathway
e)
e.malate shuttle
5.
Lipid transport in the blood is more complicated than the transport of sugars such as glucose. Why?
a)
A.Because lipids are much larger than sugars.
b)
B.Because lipids have a wider variety of chemical structures than sugars.
c)
C.Because lipids are hydrophobic and sugars are hydrophilic.
d)
D.Because lipids must be supplied to a greater variety of cells and tissues than sugars.
6.
You have seen a reaction just like the one catalyzed by acetyl-CoA carboxylase before. Where?
a)
A.Glycolysis.
b)
B.Glycogenolysis.
c)
C.Gluconeogenesis.
d)
D.Glucagon signalling.
e)
E.Glycogen synthesis.
7.
What are the products from the complete beta-oxidation of the fatty acid 12:0?
a)
A.5 NADH, 5 FADH2, 6 acetyl-CoA
b)
B.5 NADH, 5 FADH2, 5 acetyl-CoA
c)
C.6 NADH, 6 FADH2, 6 acetyl-CoA
d)
D.6 NADH, 6 FADH2, 5 acetyl-CoA
8.
What are the products from the complete beta-oxidation of the fatty acid 12:1 Delta 9?
a)
5 NADH, 5 FADH2, 6 acetyl-CoA
b)
5 NADH, 4 FADH2, 5 acetyl-CoA
c)
5 NADH, 4 FADH2, 6 acetyl-CoA
d)
4 NADH, 5 FADH2, 5 acetyl-CoA
e)
4 NADH, 5 FADH2, 6 acetyl-CoA
9.
How many molecules of ATP are produced from the complete aerobic catabolism of one fatty acid molecule of 16:0?
a)
A.28
b)
B.80
c)
C.96
d)
D.106
e)
E.108
10.
Oversupply of cholesterol to tissues leads to:
a)
A.Decreased transcription of the gene for HMG-CoA reductase
b)
B.Decreased transcription of the gene for LDLr
c)
C.Activation of ACAT
d)
D.A and B
e)
E.All of the above
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