Question 1

Which of the following fatty acids is most likely to be found in an oil?

Accepted Answer

A)  CH3(CH2) 16COOH
B)  CH3(CH2) 20COOH
C)  CH3(CH2) 7CH=CH(CH2) 7COOH
D)  CH3(CH2) 18COOHE) B) and D)
F) None of the above

Question 2

While various anabolic steroids can enhance athletic performance, their use is not without risk.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following components is present in a cephalin?

Accepted Answer

A)  choline
B)  galactose
C)  serine
D)  sphingomyelinE) B) and D)
F) B) and C)

Question 4

A wax is comprised of a long chain alcohol and a

Accepted Answer

A)  long chain fatty acid.
B)  micelle.
C)  short chain alcohol.
D)  long chain ester.E) B) and C)
F) A) and D)

Question 5

Consider the figure below.  To produce a cerebroside, which of the species listed might be placed in the box?

Accepted Answer

A)   
B)   
C)   
D)   E) None of the above
F) A) and B)

Question 6

Phosphoglycerides differ from glycerides in that one of the hydroxyl groups of glycerol is esterified with _____.

Accepted Answer

A)  phosphoric acid
B)  phosphorus
C)  choline
D)  serineE) A) and C)
F) A) and B)

Question 7

A functional group present in fats is a(n) _____.

Accepted Answer

A)  alcohol
B)  ester
C)  carboxylic acid
D)  aldehydeE) B) and D)
F) B) and C)

Question 8

Which of the following fatty acids has the lowest melting point?

Accepted Answer

A)  C19H39COOH
B)  C17H33COOH
C)  C17H29COOH
D)  C17H31COOHE) B) and C)
F) None of the above

Question 9

The products of hydrolysis of a wax include a fatty acid and

Accepted Answer

A)  glycerol.
B)  a long chain alcohol.
C)  an ester.
D)  More than one response is correctE) A) and D)
F) None of the above

Question 10

The main function of bile salts is to

Accepted Answer

A)  stimulate the absorption of minerals through the intestinal wall.
B)  emulsify lipids in the digestive tract.
C)  provide a pathway for lowering cholesterol levels.
D)  serve as hormonal agents in the digestive process.E) B) and C)
F) None of the above

Question 11

Membrane-enclosed bodies within eukaryotic cells are called _____.

Accepted Answer

A)  prokaryotes
B)  eukaryotes
C)  organelles
D)  micellesE) C) and D)
F) B) and C)

Question 12

Prednisolone, an anti-inflammatory, is a glucocorticoid and therefore would be expected to be represented by which of the following structures?

Accepted Answer

A)   
B)   
C)   
D)   E) All of the above
F) A) and B)

Question 13

An example of a simple lipid is a _____.

Accepted Answer

A)  wax
B)  terpene
C)  steroid
D)  phospholipidE) B) and C)
F) A) and B)

Question 14

The following substance would be classified as an omega-3 fatty acid. 
 CH3(CH2)4(CH=CHCH2)4(CH2)2COOH

Accepted Answer

A) True 
 B)False

Question 15

The products of the reaction of a triglyceride with 3 M NaOH could be converted to the products of the hydrolysis of the same triglyceride by the

Accepted Answer

A)  addition of water.
B)  addition of acid.
C)  addition of more base.
D)  The conversion cannot be done.E) All of the above
F) A) and B)

Question 16

The structure below would be correctly be classified as a(n) ______.

Accepted Answer

A)  sphingolipid
B)  phosphoglyceride
C)  cephalin
D)  SphingolipidE) C) and D)
F) None of the above

Question 17

Methandrostenolone, a common anabolic steroid, will have what possible side effect if taken frequently?

Accepted Answer

A)  testicular atrophy
B)  acne
C)  liver tumors
D)  all the choicesE) A) and B)
F) B) and D)

Question 18

Upon hydrolysis, which of the following lipids would yield a carbohydrate as a product?

Accepted Answer

A)  phosphoglycerides
B)  lecithins
C)  cephalins
D)  glycolipidsE) A) and C)
F) B) and D)

Question 19

Which of the following is a characteristic of a lipid?

Accepted Answer

A)  Most lipids are soluble in water.
B)  Most lipids are waxy.
C)  Lipids are found only in animals.
D)  Most lipids are high density.E) All of the above
F) A) and C)

Question 20

The following structure is an example of what type of lipid?

Accepted Answer

A)  wax
B)  oil
C)  steroid
D)  fatE) A) and C)
F) All of the above

Exam 18: Lipids

Prednisolone, an anti-inflammatory, is a glucocorticoid and therefore would be expected to be represented by which of the following structures?

Correct AnswerverifiedShow Answer

A wax is comprised of a long chain alcohol and a

Correct AnswerverifiedShow Answer

The main function of bile salts is to

Correct AnswerverifiedShow Answer

The following substance would be classified as an omega-3 fatty acid. CH3(CH2)4(CH=CHCH2)4(CH2)2COOH

Correct AnswerverifiedShow Answer

An example of a simple lipid is a _____.

Correct AnswerverifiedShow Answer

Which of the following components is present in a cephalin?

Correct AnswerverifiedShow Answer

Which of the following fatty acids has the lowest melting point?

Correct AnswerverifiedShow Answer

Which of the following is a characteristic of a lipid?

Correct AnswerverifiedShow Answer

The products of the reaction of a triglyceride with 3 M NaOH could be converted to the products of the hydrolysis of the same triglyceride by the

Correct AnswerverifiedShow Answer

The products of hydrolysis of a wax include a fatty acid and

Correct AnswerverifiedShow Answer

Methandrostenolone, a common anabolic steroid, will have what possible side effect if taken frequently?

Correct AnswerverifiedShow Answer

While various anabolic steroids can enhance athletic performance, their use is not without risk.

Correct AnswerverifiedShow Answer

A functional group present in fats is a(n) _____.

Correct AnswerverifiedShow Answer

The structure below would be correctly be classified as a(n) ______.

Correct AnswerverifiedShow Answer

Consider the figure below. To produce a cerebroside, which of the species listed might be placed in the box?

Correct AnswerverifiedShow Answer

Upon hydrolysis, which of the following lipids would yield a carbohydrate as a product?

Correct AnswerverifiedShow Answer

The following structure is an example of what type of lipid?

Correct AnswerverifiedShow Answer

Membrane-enclosed bodies within eukaryotic cells are called _____.

Correct AnswerverifiedShow Answer

Phosphoglycerides differ from glycerides in that one of the hydroxyl groups of glycerol is esterified with _____.

Correct AnswerverifiedShow Answer

Which of the following fatty acids is most likely to be found in an oil?

Correct AnswerverifiedShow Answer

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The following substance would be classified as an omega-3 fatty acid. CH₃(CH₂)₄(CH=CHCH₂)₄(CH₂)₂COOH

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