Question 1

All of the following are characteristics of IgM, except

Accepted Answer

A)  it has 10 antigen binding sites.
B)  it contains a central J chain.
C)  it is the first class synthesized by a plasma cell.
D)  it can fix complement.
E)  it is a dimer.F) None of the above
G) C) and D)

Question 2

The process of clonal deletion is designed to

Accepted Answer

A)  destroy clones of lymphocytes able to react to self molecules.
B)  slow down the primary immune response to an antigen.
C)  slow down the secondary immune response to an antigen.
D)  limit the number of lymphocyte clones an individual has in order to make the system more efficient.
E)  slow down the immune system in the elderly.F) D) and E)
G) A) and E)

Question 3

An example of artificial active immunity would be

Accepted Answer

A)  chickenpox infection is followed by lifelong immunity.
B)  chickenpox vaccine triggers extended immunity to chickenpox.
C)  giving a person immune serum globulins to chickenpox virus after exposure to the disease.
D)  a fetus acquiring maternal IgG to the chickenpox virus across the placenta.E) A) and B)
F) A) and D)

Question 4

Live, attenuated vaccines

Accepted Answer

A)  include the Sabin polio vaccine.
B)  include the measles, mumps, rubella vaccine (MMR) .
C)  contain viable microbes that can multiply in the person.
D)  require smaller doses and fewer boosters compared to inactivated vaccines.
E)  All of these choices are correct.F) A) and D)
G) C) and D)

Question 5

All of the following are advantages of attenuated vaccines over inactivated vaccines except

Accepted Answer

A)  they require smaller doses.
B)  they require fewer boosters.
C)  they confer longer lasting protection.
D)  they can be transmitted to other people.
E)  they produce infection but not disease.F) B) and D)
G) D) and E)

Question 6

Which immunoglobulin class/es can fix complement?

Accepted Answer

A)  IgM only
B)  IgG only
C)  IgD only
D)  IgM and IgG
E)  IgE and IgAF) C) and D)
G) A) and C)

Question 7

An example of natural passive immunity would be

Accepted Answer

A)  chickenpox infection is followed by lifelong immunity.
B)  chickenpox vaccine triggers extended immunity to chickenpox.
C)  giving a person immune serum globulins to chickenpox virus after exposure to the disease.
D)  a fetus acquiring maternal IgG to the chickenpox virus across the placenta.E) C) and D)
F) A) and D)

Question 8

All of the following are advantages of attenuated vaccines over inactivated vaccines except

Accepted Answer

A)  they confer longer lasting protection.
B)  they produce infection but not disease.
C)  they can mutate back to a virulent strain.
D)  they require fewer boosters.
E)  they require smaller doses.F) A) and B)
G) D) and E)

Question 9

The immunoglobulin/s found on the surface of B-cells is/are

Accepted Answer

A)  IgM only.
B)  IgG only.
C)  IgD only.
D)  IgM and IgG.
E)  IgE and IgA.F) C) and D)
G) A) and C)

Question 10

When antiserum is subjected to electrophoresis, the gamma globulin band contains mostly

Accepted Answer

A)  IgM.
B)  IgA.
C)  IgD.
D)  IgE.
E)  IgG.F) C) and E)
G) B) and C)

Question 11

The immunoglobulin class that has a dimer form found in mucus, saliva, colostrum, and other body secretions is

Accepted Answer

A)  IgA.
B)  IgD.
C)  IgE.
D)  IgG.
E)  IgM.F) All of the above
G) B) and C)

Question 12

Which of the following conditions have been conclusively proven to be linked to childhood vaccinations?

Accepted Answer

A)  autism
B)  diabetes
C)  asthma
D)  All of these choices are correct.E) A) and B)
F) All of the above

Question 13

Cody is 4 months old and is given a DTaP injection by his pediatrician as part of the routine immunization schedule.What type of immunity will develop as a result of this?

Accepted Answer

A)  natural active immunity
B)  artificial passive immunity
C)  natural passive immunity
D)  artificial active immunityE) A) and B)
F) All of the above

Question 14

The progeny cells of a B-cell clone are called

Accepted Answer

A)  antibodies.
B)  sensitized T-cells.
C)  activated macrophages.
D)  plasma cells.
E)  Bursa cells.F) All of the above
G) A) and B)

Question 15

Which is incorrect about the Fc region of an immunoglobulin?

Accepted Answer

A)  It determines the antibody's distribution in the body.
B)  It forms the antigen binding sites.
C)  It contains an effector molecule that can bind to cells such as macrophages and mast cells.
D)  It contains an effector molecule that can fix complement.
E)  It determines the class to which the immunoglobulin belongs.F) A) and B)
G) C) and E)

Question 16

Properties of effective antigens include all the following, except

Accepted Answer

A)  foreign to the immune system.
B)  molecular complexity.
C)  large molecules with a minimum molecular weight of 1,000.
D)  large polymers made up of identical repeating subunits.
E)  cells or large, complex molecules.F) A) and B)
G) A) and C)

Question 17

During presentation of APC-bound antigen, macrophages secrete a cytokine that activates T helper cells.What is the name of this cytokine?

Accepted Answer

A)  the major histocompatibility complex
B)  interleukin-2
C)  IgM
D)  interleukin-1E) None of the above
F) A) and B)

Exam 15: Adaptive, Specific Immunity and Immunization

Live, attenuated vaccines

Correct Answer
verified

Which immunoglobulin class/es can fix complement?

Correct Answer
verified

Cody is 4 months old and is given a DTaP injection by his pediatrician as part of the routine immunization schedule.What type of immunity will develop as a result of this?

Correct Answer
verified

All of the following are advantages of attenuated vaccines over inactivated vaccines except

Correct Answer
verified

All of the following are advantages of attenuated vaccines over inactivated vaccines except

Correct Answer
verified

The immunoglobulin class that has a dimer form found in mucus, saliva, colostrum, and other body secretions is

Correct Answer
verified

Which of the following conditions have been conclusively proven to be linked to childhood vaccinations?

Correct Answer
verified

An example of natural passive immunity would be

Correct Answer
verified

The process of clonal deletion is designed to

Correct Answer
verified

Properties of effective antigens include all the following, except

Correct Answer
verified

The immunoglobulin/s found on the surface of B-cells is/are

Correct Answer
verified

An example of artificial active immunity would be

Correct Answer
verified

The progeny cells of a B-cell clone are called

Correct Answer
verified

During presentation of APC-bound antigen, macrophages secrete a cytokine that activates T helper cells.What is the name of this cytokine?

Correct Answer
verified

All of the following are characteristics of IgM, except

Correct Answer
verified

Which is incorrect about the Fc region of an immunoglobulin?

Correct Answer
verified

When antiserum is subjected to electrophoresis, the gamma globulin band contains mostly

Correct Answer
verified

Exam 15: Adaptive, Specific Immunity and Immunization

Live, attenuated vaccines

Correct AnswerverifiedShow Answer

Which immunoglobulin class/es can fix complement?

Correct AnswerverifiedShow Answer

Cody is 4 months old and is given a DTaP injection by his pediatrician as part of the routine immunization schedule.What type of immunity will develop as a result of this?

Correct AnswerverifiedShow Answer

All of the following are advantages of attenuated vaccines over inactivated vaccines except

Correct AnswerverifiedShow Answer

All of the following are advantages of attenuated vaccines over inactivated vaccines except

Correct AnswerverifiedShow Answer

The immunoglobulin class that has a dimer form found in mucus, saliva, colostrum, and other body secretions is

Correct AnswerverifiedShow Answer

Which of the following conditions have been conclusively proven to be linked to childhood vaccinations?

Correct AnswerverifiedShow Answer

An example of natural passive immunity would be

Correct AnswerverifiedShow Answer

The process of clonal deletion is designed to

Correct AnswerverifiedShow Answer

Properties of effective antigens include all the following, except

Correct AnswerverifiedShow Answer

The immunoglobulin/s found on the surface of B-cells is/are

Correct AnswerverifiedShow Answer

An example of artificial active immunity would be

Correct AnswerverifiedShow Answer

The progeny cells of a B-cell clone are called

Correct AnswerverifiedShow Answer

During presentation of APC-bound antigen, macrophages secrete a cytokine that activates T helper cells.What is the name of this cytokine?

Correct AnswerverifiedShow Answer

All of the following are characteristics of IgM, except

Correct AnswerverifiedShow Answer

Which is incorrect about the Fc region of an immunoglobulin?

Correct AnswerverifiedShow Answer

When antiserum is subjected to electrophoresis, the gamma globulin band contains mostly

Correct AnswerverifiedShow Answer

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