Question 1

Cholesterol belongs to the ________ group of lipids.

Accepted Answer

A) phospholipid 
B) steroid 
C) prostaglandin 
D) triacylglycerol 
E) wax 
A) phospholipid 
B) steroid 
C) prostaglandin 
D) triacylglycerol 
E) wax

Question 2

Synthesis of cholesterol and bile salts takes place in the

Accepted Answer

A) liver. 
B) gall bladder. 
C) small intestine. 
D) large intestine. 
E) pancreas. 
A) liver. 
B) gall bladder. 
C) small intestine. 
D) large intestine. 
E) pancreas.

Question 3

The main lipid components in cellular membranes are

Accepted Answer

A) glycerolphospholipids. 
B) terpenes. 
C) steroids. 
D) triacylglycerols. 
E) waxes. 
A) glycerolphospholipids. 
B) terpenes. 
C) steroids. 
D) triacylglycerols. 
E) waxes.

Question 4

Which of the following fatty acids is most likely to be a liquid at room temperature?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 5

Glycerophospholipids can interact both with other lipids and water because they contain both ________ and ________.

Accepted Answer

A) single bonds; double bonds 
B) polar regions; nonpolar regions 
C) glycerol; sphingosine 
D) saturated fatty acids; unsaturated fatty acids 
E) bile salts; cholesterol 
A) single bonds; double bonds 
B) polar regions; nonpolar regions 
C) glycerol; sphingosine 
D) saturated fatty acids; unsaturated fatty acids 
E) bile salts; cholesterol

Question 6

Which of the following is a polyunsaturated fat?

Accepted Answer

A) triolein 
B) tripalmitin 
C) tristearin 
D) trimyristin 
E) trilinolein 
A) triolein 
B) tripalmitin 
C) tristearin 
D) trimyristin 
E) trilinolein

Question 7

For the question(s) that follow, identify the class of lipid to which each of the following molecules belongs.
-

Accepted Answer

A) triacylglycerol 
B) wax 
C) glycerolphospholipid 
D) bile salt 
E) steroid 
A) triacylglycerol 
B) wax 
C) glycerolphospholipid 
D) bile salt 
E) steroid

Question 8

Oleic acid is an unsaturated fatty acid.

Accepted Answer

A) True 
 B)False

Question 9

Excess cholesterol in the blood can lead to a build up of plaque.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is a fatty acid which is a solid at room temperature?

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 11

The structure is that of ________ acid.

Accepted Answer

A) oleic 
B) linoleic 
C) arachidonic 
D) stearic 
E) palmitic 
A) oleic 
B) linoleic 
C) arachidonic 
D) stearic 
E) palmitic

Question 12

Bile salts are stored in the ________.

Accepted Answer

A) liver 
B) pancreas 
C)  stomach 
D) gall bladder 
E) small intestine 
A) liver 
B) pancreas 
C)  stomach 
D) gall bladder 
E) small intestine

Question 13

Choose the polyunsaturated fatty acid from the compounds below.

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 14

Which of the following fatty acids is a solid at room temperature?

Accepted Answer

A) palmitoleic 
B) oleic 
C) stearic 
D) linoleic 
E) linolenic 
A) palmitoleic 
B) oleic 
C) stearic 
D) linoleic 
E) linolenic

Question 15

A lipoprotein particle functions to

Accepted Answer

A) dissolve polar lipids for excretion. 
B) metabolize lipids into new substances. 
C) dissolve polar lipids in urine. 
D) transport nonpolar lipids to body cells. 
E) store lipids in the tissues. 
A) dissolve polar lipids for excretion. 
B) metabolize lipids into new substances. 
C) dissolve polar lipids in urine. 
D) transport nonpolar lipids to body cells. 
E) store lipids in the tissues.

Question 16

For the question(s) that follow, identify the class of lipid to which each of the following molecules belongs.
-

Accepted Answer

A) sphingolipid 
B) simple lipid 
C) bile salt 
D) triacylglycerol 
E) prostaglandin 
A) sphingolipid 
B) simple lipid 
C) bile salt 
D) triacylglycerol 
E) prostaglandin

Question 17

Bile salts are synthesized from ________.

Accepted Answer

A) cephalin 
B) triacylglycerols 
C) pancreas 
D) cholesterol 
E) lecithin 
A) cephalin 
B) triacylglycerols 
C) pancreas 
D) cholesterol 
E) lecithin

Question 18

Which statement is NOT true?

Accepted Answer

A) Lipids are found in cell membranes. 
B) Lipids are soluble in organic solvents. 
C) There are many different types of lipids. 
D) All lipids contain fatty acids. 
E) Some hormones are lipids. 
A) Lipids are found in cell membranes. 
B) Lipids are soluble in organic solvents. 
C) There are many different types of lipids. 
D) All lipids contain fatty acids. 
E) Some hormones are lipids.

Question 19

The components in the following glycerophospholipid are

Accepted Answer

A) sphingosine, palmitic acid, phosphate, and choline. 
B) sphingosine, palmitic acid, phosphate, and serine. 
C) glycerol, palmitic acid, phosphate, and ethanolamine. 
D) glycerol, palmitic acid, phosphate, and galactose. 
E) sphingosine, palmitic acid, phosphate, and ethanolamine. 
A) sphingosine, palmitic acid, phosphate, and choline. 
B) sphingosine, palmitic acid, phosphate, and serine. 
C) glycerol, palmitic acid, phosphate, and ethanolamine. 
D) glycerol, palmitic acid, phosphate, and galactose. 
E) sphingosine, palmitic acid, phosphate, and ethanolamine.

Question 20

Sphingolipids contain fatty acids.

Accepted Answer

A) True 
 B)False

Exam 17: Lipids

Cholesterol belongs to the ________ group of lipids.

Synthesis of cholesterol and bile salts takes place in the

The main lipid components in cellular membranes are

Which of the following fatty acids is most likely to be a liquid at room temperature?

Glycerophospholipids can interact both with other lipids and water because they contain both ________ and ________.

Which of the following is a polyunsaturated fat?

For the question(s) that follow, identify the class of lipid to which each of the following molecules belongs. -

Oleic acid is an unsaturated fatty acid.

Excess cholesterol in the blood can lead to a build up of plaque.

Which of the following is a fatty acid which is a solid at room temperature?

The structure is that of ________ acid.

Bile salts are stored in the ________.

Choose the polyunsaturated fatty acid from the compounds below.

Which of the following fatty acids is a solid at room temperature?

A lipoprotein particle functions to

For the question(s) that follow, identify the class of lipid to which each of the following molecules belongs. -

Bile salts are synthesized from ________.

Which statement is NOT true?

The components in the following glycerophospholipid are

Sphingolipids contain fatty acids.

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Glycerophospholipids can interact both with other lipids and water because they contain both and .