Question 1

Figure 18.1
  
-Which component in Figure 18.1 came from the patient in this indirect ELISA test?

Accepted Answer

A)  a 
B)  b 
C)  c 
D)  d 
E)  e 
A)  a 
B)  b 
C)  c 
D)  d 
E)  e

Question 2

A test used to identify antibodies against Treponema pallidum in a patientʹs serum is the

Accepted Answer

A)  direct ELISA test. 
B)  direct fluorescent-antibody test. 
C)  direct agglutination test. 
D)  indirect fluorescent-antibody test. 
E)  hemagglutination-inhibition test. 
A)  direct ELISA test. 
B)  direct fluorescent-antibody test. 
C)  direct agglutination test. 
D)  indirect fluorescent-antibody test. 
E)  hemagglutination-inhibition test.

Question 3

A test used to detect anti-Rickettsia antibodies in a patientʹs serum is the

Accepted Answer

A)  indirect fluorescent-antibody test. 
B)  direct fluorescent-antibody test. 
A)  indirect fluorescent-antibody test. 
B)  direct fluorescent-antibody test.

Question 4

Which of the following is a pregnancy test used to find the fetal hormone HCG in a womanʹs urine using anti-HCG and latex spheres?

Accepted Answer

A)  neutralization reaction 
B)  immunofluorescence 
C)  precipitation reaction 
D)  direct agglutination reaction 
E)  indirect agglutination reaction 
A)  neutralization reaction 
B)  immunofluorescence 
C)  precipitation reaction 
D)  direct agglutination reaction 
E)  indirect agglutination reaction

Question 5

A positive complement-fixation test is indicated by the lysis of the sheep red blood cells added in the indicator phase of the test.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is a test to determine a patientʹs blood type by mixing the patientʹs red blood cells with antisera?

Accepted Answer

A)  immunofluorescence 
B)  precipitation reaction 
C)  passive agglutination reaction 
D)  neutralization reaction 
E)  direct agglutination reaction 
A)  immunofluorescence 
B)  precipitation reaction 
C)  passive agglutination reaction 
D)  neutralization reaction 
E)  direct agglutination reaction

Question 7

A test used to identify Streptococcus pyogenes in a patientʹs throat swab is the

Accepted Answer

A)  hemagglutination-inhibition test. 
B)  indirect ELISA test. 
C)  hemagglutination test. 
D)  indirect fluorescent-antibody test. 
E)  direct fluorescent-antibody test. 
A)  hemagglutination-inhibition test. 
B)  indirect ELISA test. 
C)  hemagglutination test. 
D)  indirect fluorescent-antibody test. 
E)  direct fluorescent-antibody test.

Question 8

Toxoid vaccines, such as the vaccines against diphtheria and tetanus, elicit a(n)

Accepted Answer

A)  antibody response against gram-positive bacteria. 
B)  antibody response against these bacterial toxins. 
C)  TC cell response. 
D)  immune complex. 
E)  dendritic cell proliferation. 
A)  antibody response against gram-positive bacteria. 
B)  antibody response against these bacterial toxins. 
C)  TC cell response. 
D)  immune complex. 
E)  dendritic cell proliferation.

Question 9

A patientʹs serum, Mycobacterium, guinea pig complement, sheep red blood cells, and anti -sheep red blood cell antibodies are mixed in a test tube. What happens if the patient has antibodies to Mycobacterium?

Accepted Answer

A)  No hemolysis occurs. 
B)  Hemagglutination-inhibition occurs. 
C)  Bacteria fluoresce. 
D)  Hemolysis occurs. 
E)  Hemagglutination occurs. 
A)  No hemolysis occurs. 
B)  Hemagglutination-inhibition occurs. 
C)  Bacteria fluoresce. 
D)  Hemolysis occurs. 
E)  Hemagglutination occurs.

Question 10

An injection of ʺnakedʺ DNA into muscle cells to induce an immune response against the proteins encoded by the DNA is an example of a subunit vaccine.

Accepted Answer

A) True 
 B)False

Question 11

A DNA plasmid encoding a protein antigen from West Nile virus is injected into muscle cells of a horse. This is an example of a(n)

Accepted Answer

A)  live whole-agent vaccine. 
B)  conjugated vaccine. 
C)  subunit vaccine. 
D)  nucleic acid vaccine. 
E)  attenuated whole-agent vaccine. 
A)  live whole-agent vaccine. 
B)  conjugated vaccine. 
C)  subunit vaccine. 
D)  nucleic acid vaccine. 
E)  attenuated whole-agent vaccine.

Question 12

Which item is from the patient in a direct ELISA test?

Accepted Answer

A)  antigen 
B)  antibodies against the antigen 
C)  antihuman immune serum 
D)  substrate for the enzyme 
A)  antigen 
B)  antibodies against the antigen 
C)  antihuman immune serum 
D)  substrate for the enzyme

Question 13

Vaccines are preparations of organisms or fractions of organisms that are used to induce protective immune responses.

Accepted Answer

A) True 
 B)False

Question 14

Blood typing tests are examples of hemagglutination reactions.

Accepted Answer

A) True 
 B)False

Question 15

A hybridoma results from the fusion of a(an)

Accepted Answer

A)  antigen with an antibody. 
B)  B cell with a T cell. 
C)  antigen with a B cell. 
D)  B cell with a myeloma cell. 
E)  myeloma cell with a virus. 
A)  antigen with an antibody. 
B)  B cell with a T cell. 
C)  antigen with a B cell. 
D)  B cell with a myeloma cell. 
E)  myeloma cell with a virus.

Question 16

Palivizumab is used to treat respiratory syncytial virus disease. This antiviral drug is a(n)

Accepted Answer

A)  immunosuppressive. 
B)  monoclonal antibody. 
C)  toxoid. 
D)  nucleoside analog. 
E)  vaccine. 
A)  immunosuppressive. 
B)  monoclonal antibody. 
C)  toxoid. 
D)  nucleoside analog. 
E)  vaccine.

Question 17

What type of vaccine is the live, weakened measles virus?

Accepted Answer

A)  toxoid vaccine 
B)  conjugated vaccine 
C)  nucleic acid vaccine 
D)  subunit vaccine 
E)  attenuated whole-agent vaccine 
A)  toxoid vaccine 
B)  conjugated vaccine 
C)  nucleic acid vaccine 
D)  subunit vaccine 
E)  attenuated whole-agent vaccine

Question 18

Live weakened polio virus can be used directly in a(n)

Accepted Answer

A)  inactivated whole-agent vaccine. 
B)  attenuated whole-agent vaccine. 
C)  conjugated vaccine. 
D)  subunit vaccine. 
E)  toxoid vaccine. 
A)  inactivated whole-agent vaccine. 
B)  attenuated whole-agent vaccine. 
C)  conjugated vaccine. 
D)  subunit vaccine. 
E)  toxoid vaccine.

Question 19

Purified protein from Bordetella pertussis is used in a(n)

Accepted Answer

A)  nucleic acid vaccine. 
B)  subunit vaccine. 
C)  toxoid vaccine. 
D)  attenuated whole-agent vaccine. 
E)  conjugated vaccine. 
A)  nucleic acid vaccine. 
B)  subunit vaccine. 
C)  toxoid vaccine. 
D)  attenuated whole-agent vaccine. 
E)  conjugated vaccine.

Question 20

All of the following are generally used in vaccines EXCEPT

Accepted Answer

A)  live, attenuated viruses. 
B)  toxoids. 
C)  antibodies. 
D)  inactivated viruses. 
E)  parts of bacterial cells. 
A)  live, attenuated viruses. 
B)  toxoids. 
C)  antibodies. 
D)  inactivated viruses. 
E)  parts of bacterial cells.

Exam 18: Practical Applications of Immunology

Figure 18.1 -Which component in Figure 18.1 came from the patient in this indirect ELISA test?

A test used to identify antibodies against Treponema pallidum in a patientʹs serum is the

A test used to detect anti-Rickettsia antibodies in a patientʹs serum is the

Which of the following is a pregnancy test used to find the fetal hormone HCG in a womanʹs urine using anti-HCG and latex spheres?

A positive complement-fixation test is indicated by the lysis of the sheep red blood cells added in the indicator phase of the test.

Which of the following is a test to determine a patientʹs blood type by mixing the patientʹs red blood cells with antisera?

A test used to identify Streptococcus pyogenes in a patientʹs throat swab is the

Toxoid vaccines, such as the vaccines against diphtheria and tetanus, elicit a(n)

A patientʹs serum, Mycobacterium, guinea pig complement, sheep red blood cells, and anti -sheep red blood cell antibodies are mixed in a test tube. What happens if the patient has antibodies to Mycobacterium?

An injection of ʺnakedʺ DNA into muscle cells to induce an immune response against the proteins encoded by the DNA is an example of a subunit vaccine.

A DNA plasmid encoding a protein antigen from West Nile virus is injected into muscle cells of a horse. This is an example of a(n)

Which item is from the patient in a direct ELISA test?

Vaccines are preparations of organisms or fractions of organisms that are used to induce protective immune responses.

Blood typing tests are examples of hemagglutination reactions.

A hybridoma results from the fusion of a(an)

Palivizumab is used to treat respiratory syncytial virus disease. This antiviral drug is a(n)

What type of vaccine is the live, weakened measles virus?

Live weakened polio virus can be used directly in a(n)

Purified protein from Bordetella pertussis is used in a(n)

All of the following are generally used in vaccines EXCEPT

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic Cells

Microbial Metabolism

Microbial Growth

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Dna Technology

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, Algae, Protozoa, and Helminths

Viruses, Viroids, and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Disease of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

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