Question 1

Direct examination of treponemes is most often done by ______________ microscopy.

Accepted Answer

A) unstained, high-power, *43 resolution 
B) unstained, oil immersion resolution 
C) phase contrast 
D) darkfield 
A) unstained, high-power, *43 resolution 
B) unstained, oil immersion resolution 
C) phase contrast 
D) darkfield

Question 2

Syphilis develops in which percentage of the sexual partners of persons with syphilitic lesions?

Accepted Answer

A) 10% to 25% 
B) 25% to 40% 
C) 30% to 50% 
D) 50% to 75% 
A) 10% to 25% 
B) 25% to 40% 
C) 30% to 50% 
D) 50% to 75%

Question 3

Match the stages of syphilis with the appropriate signs and symptoms. (Use each answer only once.)
-Primary syphilis

Accepted Answer

A) Diagnosis only by serologic methods 
B) Presence of gummas 
C) Development of a chancre 
D) Generalized illness followed by macular lesions in most patients 
E) Very early in infection, even before the first lesions 
A) Diagnosis only by serologic methods 
B) Presence of gummas 
C) Development of a chancre 
D) Generalized illness followed by macular lesions in most patients 
E) Very early in infection, even before the first lesions

Question 4

Treponemes may remain viable for ______________ in tissue specimens from diseased animals.

Accepted Answer

A) 1 day 
B) 3 days 
C) 5 days 
D) up to 30 days 
A) 1 day 
B) 3 days 
C) 5 days 
D) up to 30 days

Question 5

A biological false-positive reaction is least likely to occur with which syphilis assay?

Accepted Answer

A) RPR 
B) MHA-TP 
C) FTA-ABS 
D) Both B and C. 
A) RPR 
B) MHA-TP 
C) FTA-ABS 
D) Both B and C.

Question 6

Tertiary syphilis is best evaluated by using

Accepted Answer

A) cerebrospinal fluid. 
B) serum. 
C) urine. 
D) joint fluid. 
A) cerebrospinal fluid. 
B) serum. 
C) urine. 
D) joint fluid.

Direct examination of treponemes is most often done by ______________ microscopy.

Syphilis develops in which percentage of the sexual partners of persons with syphilitic lesions?

Match the stages of syphilis with the appropriate signs and symptoms. (Use each answer only once.) -Primary syphilis

Treponemes may remain viable for ______________ in tissue specimens from diseased animals.

A biological false-positive reaction is least likely to occur with which syphilis assay?

Tertiary syphilis is best evaluated by using

An Overview of Immunology

Antigens and Antibodies

Cells and Cellular Activities of the Immune System: Granulocytes and Mononuclear Cells

Cells and Cellular Activities of the Immune System: Lymphocytes and Plasma Cells

Soluble Mediators of the Immune System

Safety in the Immunology-Serology Laboratory

Quality Assurance and Quality Control

Basic Serologic Laboratory Techniques

Rapid Testing

Precipitation and Particle Agglutination Methods

Electrophoresis Techniques

Labeling Techniques in Immunoassay

Flow Cytometry

Molecular Laboratory Techniques

Infectious Diseases: Traditional and Alternate Diagnostic Techniques

Streptococcal Infections

Vector-Borne Diseases

Toxoplasmosis

Cytomegalovirus

Infectious Mononucleosis

Viral Hepatitis

Rubella and Rubeola Infections

Primary and Acquired Immune Deficiency Syndromes

Hypersensitivity Reactions

Immunoproliferative Disorders

Tolerance, Autoimmunity, and Autoimmune Diseases

Systemic Lupus Erythematosus

Rheumatoid Arthritis

Transplantation: Hla, Solid Organ, and Hematopoietic Stem Cells

Tumor Immunology and Up-To-Date Applications of Next-Generation Sequencing

Primer on Vaccines

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Exam 17: Syphilis

Direct examination of treponemes is most often done by ______________ microscopy.

Syphilis develops in which percentage of the sexual partners of persons with syphilitic lesions?

Match the stages of syphilis with the appropriate signs and symptoms. (Use each answer only once.) -Primary syphilis

Treponemes may remain viable for ______________ in tissue specimens from diseased animals.

A biological false-positive reaction is least likely to occur with which syphilis assay?

Tertiary syphilis is best evaluated by using

An Overview of Immunology

Antigens and Antibodies

Cells and Cellular Activities of the Immune System: Granulocytes and Mononuclear Cells

Cells and Cellular Activities of the Immune System: Lymphocytes and Plasma Cells

Soluble Mediators of the Immune System

Safety in the Immunology-Serology Laboratory

Quality Assurance and Quality Control

Basic Serologic Laboratory Techniques

Rapid Testing

Precipitation and Particle Agglutination Methods

Electrophoresis Techniques

Labeling Techniques in Immunoassay

Flow Cytometry

Molecular Laboratory Techniques

Infectious Diseases: Traditional and Alternate Diagnostic Techniques

Streptococcal Infections

Vector-Borne Diseases

Toxoplasmosis

Cytomegalovirus

Infectious Mononucleosis

Viral Hepatitis

Rubella and Rubeola Infections

Primary and Acquired Immune Deficiency Syndromes

Hypersensitivity Reactions

Immunoproliferative Disorders

Tolerance, Autoimmunity, and Autoimmune Diseases

Systemic Lupus Erythematosus

Rheumatoid Arthritis

Transplantation: Hla, Solid Organ, and Hematopoietic Stem Cells

Tumor Immunology and Up-To-Date Applications of Next-Generation Sequencing

Primer on Vaccines

Filters