Lipid Test

Only available on StudyMode
  • Topic: Fatty acid, Fatty acids, Phospholipid
  • Pages : 7 (956 words )
  • Download(s) : 38
  • Published : March 17, 2013
Open Document
Text Preview
LIPIDS

1. The following are essential amino acids:
a) Linoleic acid and Palmitic acid
b) Palmitic acid and Archidonic acid
c) Linolenic acid and Linoleic acid
d) Stearic acid and Linolenic acid e) Linoleic acid and Arachidonic acid

2. Arachidonic Acid:
a) Is a branched fatty acid
b) Contains 3 double bonds
c) Is a precursor for eicosanoids
d) Contains 5 double bonds
e) Is a 20-carbon saturated fatty acid

3. A membrane phospholipids that contains glycerol is:
a) Phosphatidyl Choline
b) Sphingomyelin
c) Cerebroside d) Ganglioside
e) Ceramide

4. Lipids are important in the human body because they act as: a) Enzymes
b) Immune molecules
c) Lubricants
d) Stored genetic information
e) Energy source

5. The following compound is a simple lipid
a) Methionine
b) Lecithin
c) Cholesterol
d) Triacylglycerol
e) Amylopectin

6. Fatty acids:
a) Are always dicarboxylic
b) Are only composed of an even number of C atoms c) Are obtained from the hydrolysis of triacylglycerol d) Contains glycerol

e) Are the only components of cell membrane lipids

7. The following are saturated fatty acids:
a) Linoleic acid and archidic acid
b) Palmitic acid and stearic acid
c) Linolenic acid and myristic acid
d) Stearic acid and linolenic acid
e) Oleic acid and lauric acid

8. Arachidonic acid is:
a) The same as arachidic acid
b) Essential fatty acid
c) The precursor of prostaglandins d) Not found in membrane lipids
e) Is a 22-carbon compound

9. Membrane phospholipids which contain glycerol include:
a) Lecithin and cardiolipin
b) Sphingomyelin and lecithin
c) Cerebroside and Phosphatidyl serine
d) Cardiolipin and gangliosides
e) Ceramide and phosphatidyl inosital

10. Lipids are important in the human body because they act as: a) Enzymes and hormones
b) Hormones and energy source
c) Coenzyme and enzymes
d) Stored genetic information
e) Energy source and lubricants

11. The following are derived lipids:
a) Vitamin D and methionine
b) Lecithin and cholesterol
c) Cholesterol and palmitic acid
d) Dolicol and coenzyme Q
e) Amylopectin and prostaglandins

12. Structural lipids include:
a) Gangliosides and aminoglycosides
b) Cerebrosides and cholesterol
c) Phenylaline and phosphatidylserine
d) Phosphatidylserine and glucosamine
e) Glycosaminoglycans and proteoglycans

13. Lipids are stored in mammalian tissues:
a) Starch
b) Triacylglycerol
c) Cholesterol
d) Estrogen
e) Fatty acids

14. In mammals, cholesterol is:
a) A normal membrane constituent
b) Converted to cholic acid by intestinal bacteria c) Important source of energy
d) Parent molecule for sphingolipids e) Synthesized in the liver mitochondria

15. In digestion and absorption of lipids:
a) Bile pigments are important biological detergents b) Hormone-sensitive lipase is secreted by the pancreas c) Non-specific lipid esterase is the main digestive enzyme d) Bile salts are...
tracking img