Question 1

Interferon is associated with the function of which of the following?

Accepted Answer

A)  B cells 
B)  macrophages 
C)  NK cells 
D)  T cells 
A)  B cells 
B)  macrophages 
C)  NK cells 
D)  T cells

Question 2

In a protein antigen, how many amino acids are necessary for the antigen to bind to a receptor on a T cell?

Accepted Answer

A)  1 or 2 
B)  3 to 5 
C)  5 to 7 
D)  10 to 15 
A)  1 or 2 
B)  3 to 5 
C)  5 to 7 
D)  10 to 15

Question 3

In HIV the protease and reverse transcriptase are enclosed by which of the following?

Accepted Answer

A)  the p17 matrix 
B)  the p24 capsid 
C)  gp41 
D)  gp120 
A)  the p17 matrix 
B)  the p24 capsid 
C)  gp41 
D)  gp120

Question 4

The HIV genome is which of the following?

Accepted Answer

A)  a single stranded DNA 
B)  a double stranded DNA 
C)  a single stranded RNA 
D)  a double stranded RNA 
A)  a single stranded DNA 
B)  a double stranded DNA 
C)  a single stranded RNA 
D)  a double stranded RNA

Question 5

Which of the following is true?

Accepted Answer

A)  Both embryonic and adult stem cells are usually pluripotent. 
B)  Both embryonic and adult stem cells are usually multipotent. 
C)  Embryonic stem cells are usually pluripotent, but adult stem cells are usually multipotent. 
D)  Embryonic stem cells are usually multipotent, but adult stem cells are usually pluripotent. 
A)  Both embryonic and adult stem cells are usually pluripotent. 
B)  Both embryonic and adult stem cells are usually multipotent. 
C)  Embryonic stem cells are usually pluripotent, but adult stem cells are usually multipotent. 
D)  Embryonic stem cells are usually multipotent, but adult stem cells are usually pluripotent.

Question 6

Which of the following is not a side effect of glucocorticoids?

Accepted Answer

A)  diabetes 
B)  osteoporosis 
C)  skin atrophy 
D)  None, these are all side effects of glucocorticoids. 
A)  diabetes 
B)  osteoporosis 
C)  skin atrophy 
D)  None, these are all side effects of glucocorticoids.

Question 7

Which portion of a T-cell receptor is furthest from the cell membrane of the T cell?

Accepted Answer

A)  the amino end of the constant domain 
B)  the amino end of the variable domain 
C)  the carboxylate end of the constant domain 
D)  the carboxylate end of the variable domain 
A)  the amino end of the constant domain 
B)  the amino end of the variable domain 
C)  the carboxylate end of the constant domain 
D)  the carboxylate end of the variable domain

Question 8

Which of the following will be recognized as foreign by the activating receptors of macrophages?

Accepted Answer

A)  lipopolysaccharides of gram-negative bacteria 
B)  peptidoglycans of gram-positive bacteria 
C)  both a and b 
D)  neither a nor b 
A)  lipopolysaccharides of gram-negative bacteria 
B)  peptidoglycans of gram-positive bacteria 
C)  both a and b 
D)  neither a nor b

Question 9

The monoclonal antibody drug Trastuzumab is used in the treatment of which disease?

Accepted Answer

A)  breast cancer 
B)  prostate cancer 
C)  non-Hodgkin's lymphoma 
D)  none of these 
A)  breast cancer 
B)  prostate cancer 
C)  non-Hodgkin's lymphoma 
D)  none of these

Question 10

If the following image depicts a virus in a weakened state,   which of the choices would represent an inactivated vaccine?

Accepted Answer

A)    
B)    
C)    
D)  Any of these could represent an inactivated vaccine. 
A)    
B)    
C)    
D)  Any of these could represent an inactivated vaccine.

Question 11

How many polypeptide chains does a T-cell receptor have?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4

Question 12

Plasma cells do which of the following?

Accepted Answer

A)  directly attack the antigen 
B)  secrete additional antibodies 
C)  both a and b 
D)  neither a nor b 
A)  directly attack the antigen 
B)  secrete additional antibodies 
C)  both a and b 
D)  neither a nor b

Question 13

V(J)D recombination is associated with which of the following?

Accepted Answer

A)  B cells 
B)  macrophages 
C)  T cells 
D)  all of these 
A)  B cells 
B)  macrophages 
C)  T cells 
D)  all of these

Question 14

Which of the following cells have both activating and inhibitory receptors?

Accepted Answer

A)  B cells 
B)  macrophages 
C)  T cells 
D)  all of these 
A)  B cells 
B)  macrophages 
C)  T cells 
D)  all of these

Question 15

Which level of protein structure is most useful in classifying cytokines?

Accepted Answer

A)  primary 
B)  secondary 
C)  tertiary 
D)  quaternary 
A)  primary 
B)  secondary 
C)  tertiary 
D)  quaternary

Question 16

Which immunoglobulins play a part in allergic reactions such as asthma?

Accepted Answer

A)  IgA 
B)  IgD 
C)  IgE 
D)  IgM 
A)  IgA 
B)  IgD 
C)  IgE 
D)  IgM

Question 17

Which of the following binds to residues on gp120 which cannot mutate very much?

Accepted Answer

A)  b12 
B)  2G12 
C)  p7 
D)  p17 
A)  b12 
B)  2G12 
C)  p7 
D)  p17

Question 18

If the following image depicts a virus in a weakened state,   which of the choices would represent the type of vaccine that might be the safest to use?

Accepted Answer

A)    
B)    
C)    
D)  All would have the same degree of risk. 
A)    
B)    
C)    
D)  All would have the same degree of risk.

Question 19

Which of the following bests describes the effort to find a vaccine against HIV?

Accepted Answer

A)  Since the virus is known to mutate rapidly there is no interest in developing a vaccine. 
B)  There has been considerable research activity, but no clinical trials have been conducted. 
C)  The clinical trials have been failures. 
D)  A promising vaccine is currently available. 
A)  Since the virus is known to mutate rapidly there is no interest in developing a vaccine. 
B)  There has been considerable research activity, but no clinical trials have been conducted. 
C)  The clinical trials have been failures. 
D)  A promising vaccine is currently available.

Question 20

Plasma cells are derived from which type of cells?

Accepted Answer

A)  B cells 
B)  helper T cells 
C)  macrophages 
D)  memory T cells 
A)  B cells 
B)  helper T cells 
C)  macrophages 
D)  memory T cells

Exam 31: Immunochemistry

Interferon is associated with the function of which of the following?

In a protein antigen, how many amino acids are necessary for the antigen to bind to a receptor on a T cell?

In HIV the protease and reverse transcriptase are enclosed by which of the following?

The HIV genome is which of the following?

Which of the following is true?

Which of the following is not a side effect of glucocorticoids?

Which portion of a T-cell receptor is furthest from the cell membrane of the T cell?

Which of the following will be recognized as foreign by the activating receptors of macrophages?

The monoclonal antibody drug Trastuzumab is used in the treatment of which disease?

If the following image depicts a virus in a weakened state, which of the choices would represent an inactivated vaccine?

How many polypeptide chains does a T-cell receptor have?

Plasma cells do which of the following?

V(J)D recombination is associated with which of the following?

Which of the following cells have both activating and inhibitory receptors?

Which level of protein structure is most useful in classifying cytokines?

Which immunoglobulins play a part in allergic reactions such as asthma?

Which of the following binds to residues on gp120 which cannot mutate very much?

If the following image depicts a virus in a weakened state, which of the choices would represent the type of vaccine that might be the safest to use?

Which of the following bests describes the effort to find a vaccine against HIV?

Plasma cells are derived from which type of cells?

Matter, Energy, and Measurement

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

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Alkenes and Alkynes

Benzene and Its Derivatives

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

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