QUIZ 15

1. Fatty acids are synthesized mainly by a de novo synthetic pathway operating in the..?
A-mitochondria
B-ribosome’s
C-cytoplasm
D-nucleus

2. The de novo synthesis process occurs in...
A-liver, adipose tissue
B-kidney, brain
C-mammary glands
D-all of them

3. Smooth muscles injury is brought about by..?
A- Lipid per oxidation
B-liquid per oxidation
C- Both.
D-none of them

4. The normal concentration of lipid in liver is around..?
A-3%
B-4%
C-5%
D-2%

5. Liver is not a storage organ for fat, unlike the..?
A-adipose tissue
B-areolar tissue
C-reticular tissue
D-none of them

6. In fatty acids liver, droplets of triacylglycerids are found in the entire cytoplasm of..?
A-fibrotic cell
B-hepatic cell
C-both
D-none

7. The synthesis of very low density lipoproteins a actively take place in..?
A-kidney
B-brain
C-liver
D-stomach

8. Obesity is an abnormal increase in the body weight due to excessive of..?
A-fat deposition
B-fat absorption
C-fat increase
D-fat decrease

9. What is the full form of VLDL..?
 A-Various low density lipoproteins
B- Very low density lipoproteins
C-both
D-none

10. Mitochondrial oxidation produces are the..?
A-more heat and less ATP
B-more ATP and less heat
C-a and b
D-none

11. Brown adipose tissue is mostly found in..?
A-hibernating animals
B-hibernating plant
C-animals exposed to cold
D-a and c

12. Lecithin cholesterol acyltransferase is a plasma enzyme, synthesized by the..?
A-small intestine
B-large intestine
C-mouth
D-liver

13. In adults the normal LDL-cholesterol is about..?
A-70-200mg/dl
B-40-180mg/dl
C-both
D-none

14. In adults the normal LDL-cholesterol is around..?
A-30-60 mg/dl
B-20-40mg/dl
C-both
D-none

15. Cholesterol is present in the plasma lipoproteins in...?
A-three form
B-four form
C-two form
D-all of them

16. In healthy individual person, the total plasma cholesterol is in the range of..?
A-150-200mg/dl
B-130-190mg/dl
C-both
D-none

17. Cholesterol is the precursor of..?
A-vitamin A
B-vitamin B
C-vitamin B2
D-vitamin D

18. Melatonin is a hormone, mostly synthesized by the..?
A-pineal gland
B-mammary gland
C-both
D-none

19. Low density lipoprotein undergoes oxidation by..?
A-free radicals
B-gamma rays
C-thermal radiation
D-radioactive radiation

20. The level of cholesterol in blood is of..?
A-primary
B-secondary
C-both
D-none

21. The bile acids are amphipathic in nature since they process are..?
A-polar
B-none polar
C-a and b
D-only a

22. Bile acid serves as emulsifying agents in the intestine and actively participate in the..?
A-digestion
B-absorption
C-digestion and absorption of lipid
D-A and B

23. The source of NADPH for fatty acids is..?
A-pentose phosphate pathway
B-malic enzyme
C-cytoplasmic isocitrate dehydrogenase
D-all of them

24. Fatty acids synthesis occurs when carbohydrates are abundant and the level of fatty acids is..?
A-high
B-low
C-both
D-none

25. What is the full form of PDGF..?
A-platelets disease growth factor
B-platelets derived growth factor
C-both
D-none

ANSWERS OF PREVIOUS QUIZ 14

1.  Glycerol
2. Both
3. All of them
4. All of them
5. Cytosol
6. All of them
7. hemolysis
8. Both
9. All of them
10. All of them
11. Both
12. Plant
13. Both
14. Both
15. glycolysis
16. All of them
17. Acetyl coA
18. Phyruvate
19. All of them
20. All of them
21. Glucose
22. ATP
23. Monosaccharide’s glucose
24. Nucleic acid
25. Mitochondrial matrix