Question 1

Immune sera is produced in horses for all the following except

Accepted Answer

A)  diphtheria.
B)  botulism.
C)  snake bites.
D)  chickenpox.
E)  spider bites.F) A) and D)
G) A) and C)

Question 2

Killed or inactivated vaccines are prepared by

Accepted Answer

A)  removal of virulence genes from the microbe.
B)  treatment with formalin, heat, or radiation.
C)  passage of the pathogen through unnatural hosts or tissue culture.
D)  long-term subculturing of the microbe.
E)  All of the choices are correct.F) A) and C)
G) None of the above

Question 3

Antibody molecules circulate in lymph, blood, and tissue fluids.

Accepted Answer

A) True 
 B)False

Question 4

The differences in the classes of immunoglobulins are due primarily to variations in the Fc fragment.

Accepted Answer

A) True 
 B)False

Question 5

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) B) and E)
G) A) and B)

Question 6

The region of each antibody molecule where amino acid composition is very different from one clone of B lymphocytes to another is the

Accepted Answer

A)  variable region.
B)  joining region.
C)  constant region.
D)  light region.
E)  hinge region.F) C) and D)
G) C) and E)

Question 7

Which process involves a more rapid synthesis and greatly increased titer of antibody when the immune system is subsequently exposed to the same antigen?

Accepted Answer

A)  Neutralization
B)  Opsonization
C)  Complement fixation
D)  Agglutination
E)  Anamnestic responseF) None of the above
G) C) and E)

Question 8

Lymphocyte maturation involves

Accepted Answer

A)  hormonal signals that initiate development.
B)  B cells maturing in bone marrow sites.
C)  T cells maturing in the thymus.
D)  release of mature lymphocytes to begin migration to various lymphoid organs.
E)  all of the choices are correct.F) D) and E)
G) A) and D)

Question 9

Antigens that elicit allergic reactions are called _____.

Accepted Answer

The answer of Antigens that elicit allergic reactions are called...

Question 10

Immunotherapy is the

Accepted Answer

A)  use of antitoxins.
B)  use of immune serum globulin.
C)  conferring of passive immunity.
D)  administering of preformed antibodies.
E)  All of the choices are correct.F) C) and E)
G) A) and E)

Question 11

Variolation involved using

Accepted Answer

A)  dried, ground smallpox scabs.
B)  a recombinant carrier with genetic material of the smallpox virus.
C)  preparations of human cowpox lesions.
D)  antibodies to the smallpox virus.
E)  None of the choices are correct.F) A) and B)
G) A) and E)

Question 12

T cell response to T-cell-dependent antigens requires

Accepted Answer

A)  typically a protein antigen.
B)  binding of T cell to a Class II MHC receptor on an antigen-presenting cell.
C)  binding of T cell to a site on the antigen.
D)  interleukin-1 activating the T helper cell.
E)  All of the choices are correct.F) A) and B)
G) B) and C)

Question 13

Monoclonal antibodies

Accepted Answer

A)  originate from a single B cell clone.
B)  have a single specificity for antigen.
C)  are secreted by hybridomas.
D)  are used in immunology lab tests and cancer therapy.
E)  All of the choices are correct.F) None of the above
G) A) and E)

Question 14

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 the choices are correct.F) None of the above
G) B) and E)

Question 15

Activation of B cells occurs when antigen bonds to B cell surface immunoglobulin receptors.

Accepted Answer

A) True 
 B)False

Question 16

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) A) and B)

Question 17

Human B lymphocytes mature in an intestinal region called the bursa.

Accepted Answer

A) True 
 B)False

Question 18

Vaccinia virus is often used in the technique to make

Accepted Answer

A)  Adjuvant.
B)  Booster.
C)  Antibodies to toxin.
D)  Gamma globulin.
E)  "Trojan horse" recombinant vaccine.F) A) and B)
G) A) and E)

Question 19

Which sequence of events is correct for a specific immune response?

Accepted Answer

A)  Lymphocyte development, presentation of antigens, antibody production, challenge of B cells.
B)  Lymphocyte development, challenge of B cells, antibody production, presentation of antigens.
C)  Lymphocyte development, presentation of antigens, B cell challenge, antibody production.
D)  Antibody production, lymphocyte production, B cell challenge, presentation of antigens.
E)  Presentation of antigens, B cell challenge, antibody production, lymphocyte development.F) A) and E)
G) B) and E)

Question 20

High titers of specific antibodies are components of

Accepted Answer

A)  specific immune globulin (SIG) .
B)  gamma globulin.
C)  immune serum globulin (ISG) .
D)  attenuated vaccines.
E)  toxoids.F) A) and B)
G) D) and E)

Exam 15: Adaptive, Specific Immunity and Immunization

Vaccinia virus is often used in the technique to make

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Immunotherapy is the

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Immune sera is produced in horses for all the following except

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Monoclonal antibodies

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Which process involves a more rapid synthesis and greatly increased titer of antibody when the immune system is subsequently exposed to the same antigen?

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T cell response to T-cell-dependent antigens requires

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Variolation involved using

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Killed or inactivated vaccines are prepared by

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Which sequence of events is correct for a specific immune response?

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

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Activation of B cells occurs when antigen bonds to B cell surface immunoglobulin receptors.

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Lymphocyte maturation involves

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Live, attenuated vaccines

Correct AnswerverifiedShow Answer

Antibody molecules circulate in lymph, blood, and tissue fluids.

Correct AnswerverifiedShow Answer

Antigens that elicit allergic reactions are called _____.

Correct AnswerverifiedShow Answer

The region of each antibody molecule where amino acid composition is very different from one clone of B lymphocytes to another is the

Correct AnswerverifiedShow Answer

High titers of specific antibodies are components of

Correct AnswerverifiedShow Answer

Human B lymphocytes mature in an intestinal region called the bursa.

Correct AnswerverifiedShow Answer

The differences in the classes of immunoglobulins are due primarily to variations in the Fc fragment.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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