Question 1

Which fatty acid is an essential fatty acid?

Accepted Answer

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

Question 2

Which type of molecule is NOT a lipid?

Accepted Answer

A)  amino acid 
B)  triacylglycerol 
C)  phospholipid 
D)  steroid 
E)  eicosanoid 
A)  amino acid 
B)  triacylglycerol 
C)  phospholipid 
D)  steroid 
E)  eicosanoid A

Question 3

Which of the following is NOT a side effect of anabolic steroid use?

Accepted Answer

A)  infertility 
B)  testicular atrophy 
C)  cardiovascular disease 
D)  prostate cancer 
E)  excessive growth in teenagers 
A)  infertility 
B)  testicular atrophy 
C)  cardiovascular disease 
D)  prostate cancer 
E)  excessive growth in teenagers E

Question 4

These steroid hormones are the major sex hormones.

Accepted Answer

A)  glucocorticoids and mineralocorticoids 
B)  mineralocorticoids and progestins 
C)  estrogens and androgens only 
D)  estrogens, androgens, and progestins 
E)  All of these are sex hormones. 
A)  glucocorticoids and mineralocorticoids 
B)  mineralocorticoids and progestins 
C)  estrogens and androgens only 
D)  estrogens, androgens, and progestins 
E)  All of these are sex hormones.

Question 5

Which parts of the body are NOT involved in the transport and digestion of triacylglycerols?

Accepted Answer

A)  the mouth 
B)  the small intestine 
C)  muscle cells 
D)  chylomicrons 
E)  the intestinal mucosa 
A)  the mouth 
B)  the small intestine 
C)  muscle cells 
D)  chylomicrons 
E)  the intestinal mucosa

Question 6

The following triacylglycerol is

Accepted Answer

A)  a fat because it is unsaturated. 
B)  a fat because it is saturated. 
C)  an oil because it is unsaturated. 
D)  an oil because it is saturated. 
E)  neither a fat nor an oil. 
A)  a fat because it is unsaturated. 
B)  a fat because it is saturated. 
C)  an oil because it is unsaturated. 
D)  an oil because it is saturated. 
E)  neither a fat nor an oil.

Question 7

This class of steroid hormone is used to treat inflammatory diseases, including rashes, asthma, and arthritis.

Accepted Answer

A)  glucocorticoids 
B)  mineralocorticoids 
C)  progestins 
D)  androgens 
E)  estrogens 
A)  glucocorticoids 
B)  mineralocorticoids 
C)  progestins 
D)  androgens 
E)  estrogens

Question 8

In the following illustration of a cell membrane, the molecule that acts as a receptor, communicating with molecules such as steroids, is represented by the letter

Accepted Answer

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

Question 9

What type of lipid is this molecule?

Accepted Answer

A)  This is a triacylglycerol. 
B)  This is a glycerophospholipid. 
C)  This is a glycosphingolipid. 
D)  This is a sphingomyelin. 
E)  This is a cerebroside. 
A)  This is a triacylglycerol. 
B)  This is a glycerophospholipid. 
C)  This is a glycosphingolipid. 
D)  This is a sphingomyelin. 
E)  This is a cerebroside.

Question 10

Which of the following molecules are anabolic steroids?

Accepted Answer

A)  All of these are anabolic steroids. 
B)  Both II and III are anabolic steroids. 
C)  Only III is an anabolic steroid. 
D)  Both I and III are anabolic steroids. 
E)  None of these are anabolic steroids. 
A)  All of these are anabolic steroids. 
B)  Both II and III are anabolic steroids. 
C)  Only III is an anabolic steroid. 
D)  Both I and III are anabolic steroids. 
E)  None of these are anabolic steroids.

Question 11

Which statement BEST describes the meaning of "saturated" as it relates to fatty acids?

Accepted Answer

A)  Saturated means that the fatty acid is hydrated. 
B)  Saturated means that the fatty acid is dissolved in water. 
C)  Saturated means that the fatty acid is bent or kinked. 
D)  Saturated means that the fatty acid has many carboxylic acids. 
E)  Saturated means that the fatty acid has the maximum number of hydrogens possible. 
A)  Saturated means that the fatty acid is hydrated. 
B)  Saturated means that the fatty acid is dissolved in water. 
C)  Saturated means that the fatty acid is bent or kinked. 
D)  Saturated means that the fatty acid has many carboxylic acids. 
E)  Saturated means that the fatty acid has the maximum number of hydrogens possible.

Question 12

A triacylglycerol that is solid at room temperature is called a(n)

Accepted Answer

A)  lipid. 
B)  oil. 
C)  eicosanoid. 
D)  steroid. 
E)  fat. 
A)  lipid. 
B)  oil. 
C)  eicosanoid. 
D)  steroid. 
E)  fat.

Question 13

Pain is often associated with inflammation.Why is this?

Accepted Answer

A)  An injury that swells looks painful, thus tricking the injured into feeling pain. 
B)  Additional prostaglandins are released for the purpose of elevating pain levels. 
C)  Injury results in elevated prostaglandins, which results in sensitization of pain neurons. 
D)  Inflammation crowds organs and stretches skin, causing pain. 
E)  Broken skin causes pain. 
A)  An injury that swells looks painful, thus tricking the injured into feeling pain. 
B)  Additional prostaglandins are released for the purpose of elevating pain levels. 
C)  Injury results in elevated prostaglandins, which results in sensitization of pain neurons. 
D)  Inflammation crowds organs and stretches skin, causing pain. 
E)  Broken skin causes pain.

Question 14

How does an NSAID reduce pain?

Accepted Answer

A)  It interacts directly with the pain receptors and deadens their response. 
B)  It damages inflammatory prostaglandins. 
C)  It inhibits the formation of inflammatory prostaglandins by inhibiting cyclooxygenase. 
D)  It fights infection and kills bacteria in the injury. 
E)  It reduces fever. 
A)  It interacts directly with the pain receptors and deadens their response. 
B)  It damages inflammatory prostaglandins. 
C)  It inhibits the formation of inflammatory prostaglandins by inhibiting cyclooxygenase. 
D)  It fights infection and kills bacteria in the injury. 
E)  It reduces fever.

Question 15

While fats, proteins, and carbohydrates are all catabolized in similar biochemical pathways, fats present a problem that the other two nutrient types do not.Which choice is a problem with fat digestion that proteins and sugars do not have?

Accepted Answer

A)  Fats are water soluble, and proteins and sugars are not. 
B)  Fats are highly reactive, and proteins and sugars are not. 
C)  Fats are not at all reactive, whereas proteins and sugars are very reactive. 
D)  Proteins and sugars are water soluble, but fats are not. 
E)  Fats are unusual because they do not interact with enzymes. 
A)  Fats are water soluble, and proteins and sugars are not. 
B)  Fats are highly reactive, and proteins and sugars are not. 
C)  Fats are not at all reactive, whereas proteins and sugars are very reactive. 
D)  Proteins and sugars are water soluble, but fats are not. 
E)  Fats are unusual because they do not interact with enzymes.

Question 16

Which of the following is an indicator of inflammation?

Accepted Answer

A)  pain 
B)  swelling 
C)  warmth 
D)  redness 
E)  All of these are indicators of inflammation. 
A)  pain 
B)  swelling 
C)  warmth 
D)  redness 
E)  All of these are indicators of inflammation.

Question 17

A membrane lipid is often depicted as shown below in lipid I.Which part of the molecular structure of lipid I does the circle represent?

Accepted Answer

A)  part A 
B)  part B 
C)  part C 
D)  parts A and B 
E)  parts B and C 
A)  part A 
B)  part B 
C)  part C 
D)  parts A and B 
E)  parts B and C

Question 18

Which molecule represents the steroid nucleus?

Accepted Answer

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

Question 19

Which types of lipids are fats and oils?

Accepted Answer

A)  triacylglycerols 
B)  phospholipids 
C)  glycolipids 
D)  steroids 
E)  eicosanoids 
A)  triacylglycerols 
B)  phospholipids 
C)  glycolipids 
D)  steroids 
E)  eicosanoids

Question 20

Glycerophospholipids typically contain unsaturated fatty acids because they

Accepted Answer

A)  act as receptors for steroids. 
B)  have few attractive forces between them, making the membrane fluid. 
C)  have many attractive forces between them, making the membrane fluid. 
D)  have few attractive forces between them, making the membrane stiff. 
E)  have many attractive forces between them, making the membrane stiff. 
A)  act as receptors for steroids. 
B)  have few attractive forces between them, making the membrane fluid. 
C)  have many attractive forces between them, making the membrane fluid. 
D)  have few attractive forces between them, making the membrane stiff. 
E)  have many attractive forces between them, making the membrane stiff.

Which fatty acid is an essential fatty acid?

Which type of molecule is NOT a lipid?

Which of the following is NOT a side effect of anabolic steroid use?

These steroid hormones are the major sex hormones.

Which parts of the body are NOT involved in the transport and digestion of triacylglycerols?

The following triacylglycerol is

This class of steroid hormone is used to treat inflammatory diseases, including rashes, asthma, and arthritis.

In the following illustration of a cell membrane, the molecule that acts as a receptor, communicating with molecules such as steroids, is represented by the letter

What type of lipid is this molecule?

Which of the following molecules are anabolic steroids?

Which statement BEST describes the meaning of "saturated" as it relates to fatty acids?

A triacylglycerol that is solid at room temperature is called a(n)

Pain is often associated with inflammation.Why is this?

How does an NSAID reduce pain?

While fats, proteins, and carbohydrates are all catabolized in similar biochemical pathways, fats present a problem that the other two nutrient types do not.Which choice is a problem with fat digestion that proteins and sugars do not have?

Which of the following is an indicator of inflammation?

A membrane lipid is often depicted as shown below in lipid I.Which part of the molecular structure of lipid I does the circle represent?

Which molecule represents the steroid nucleus?

Which types of lipids are fats and oils?

Glycerophospholipids typically contain unsaturated fatty acids because they

Matter, Energy, and Measurement

Atomic Structure and Radioisotopes

Ionic and Covalent Compounds

Molecular Geometry, Polarity, and Intermolecular

Chemical Quantities and Introduction to Reactions

Chemical Reactions: Energy, Rates, and Equilibrium

Changes of State and Gas Laws

Mixtures, Solution Concentrations, and Diffusion

Acids and Bases, Ph, and Buffers

Introduction to Organic Chemistry:

Alcohols, Phenols, Thiols, Ethers, and Amines

The Carbonyl Containing Functional Groups

The Common Organic Reactions in Biochemistry

Carbohydrates: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

Exam 15: Lipids: Structure and Function

Which fatty acid is an essential fatty acid?

Which type of molecule is NOT a lipid?

Which of the following is NOT a side effect of anabolic steroid use?

These steroid hormones are the major sex hormones.

Which parts of the body are NOT involved in the transport and digestion of triacylglycerols?

The following triacylglycerol is

This class of steroid hormone is used to treat inflammatory diseases, including rashes, asthma, and arthritis.

In the following illustration of a cell membrane, the molecule that acts as a receptor, communicating with molecules such as steroids, is represented by the letter

What type of lipid is this molecule?

Which of the following molecules are anabolic steroids?

Which statement BEST describes the meaning of "saturated" as it relates to fatty acids?

A triacylglycerol that is solid at room temperature is called a(n)

Pain is often associated with inflammation.Why is this?

How does an NSAID reduce pain?

While fats, proteins, and carbohydrates are all catabolized in similar biochemical pathways, fats present a problem that the other two nutrient types do not.Which choice is a problem with fat digestion that proteins and sugars do not have?

Which of the following is an indicator of inflammation?

A membrane lipid is often depicted as shown below in lipid I.Which part of the molecular structure of lipid I does the circle represent?

Which molecule represents the steroid nucleus?

Which types of lipids are fats and oils?

Glycerophospholipids typically contain unsaturated fatty acids because they

Matter, Energy, and Measurement

Atomic Structure and Radioisotopes

Ionic and Covalent Compounds

Molecular Geometry, Polarity, and Intermolecular

Chemical Quantities and Introduction to Reactions

Chemical Reactions: Energy, Rates, and Equilibrium

Changes of State and Gas Laws

Mixtures, Solution Concentrations, and Diffusion

Acids and Bases, Ph, and Buffers

Introduction to Organic Chemistry:

Alcohols, Phenols, Thiols, Ethers, and Amines

The Carbonyl Containing Functional Groups

The Common Organic Reactions in Biochemistry

Carbohydrates: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters