Created by Josefina Gonzalez
almost 9 years ago
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Vaccines can be divided into _____________ and ___________ vaccines.
The earliest host response to vaccination is:
Protection against bioterrorism
Human papillomavirus vaccine
Cytomegalovirus vaccine
DNA-based vaccine
Influenza vaccine
Leukemia vaccine
Polio vaccine
Smallpox vaccine
Members of the Streptococcus pyogenes species are almost always ________-hemolytic.
A characteristic of necrotizing fasciitis is that it:
Streptolysin O is:
Streptolysin S is:
Laboratory diagnosis of S. pyogenes can be made by:
An elevated antistreptolysin O (ASO) titer indicates:
Most patients who have Streptococcus pyogenes infection begin to demonstrate a rise in antibody titer in ______days.
The classic antistreptolysin O (ASO) procedure has been replaced by:
Serologic testing for S. pyogenes should compare acute and convalescent specimens collected ________ apart.
The principle of the optical immunoassay involves:
Syphilis develops in which percentage of the sexual partners of persons with syphilitic lesions?
In infected donor blood, Treponema pallidum does not appear to survive in citrated blood stored at 4° C for more than _____day(s).
Before clinical or serologic manifestations, the incubation period for syphilis usually lasts ______________________.
The term for nontreponemal antibodies produced by syphilis-infected patients against components of their own or other mammalian cells is:
The nontreponemal antibody produced by syphilis-infected patients can also be produced by patients with:
Tertiary syphilis is best evaluated by using:
The substance detected by the RPR assay is:
Untreated congential syphilis can lead to:
A biological false-positive reaction is least likely to occur with which syphilis assay?
If an RPR assay is negative but has a rough appearance, what is an appropriate follow-up step?
What is the causative agent of Lyme disease?
Most cases of Lyme disease in the United States remain concentrated in the ________ regions.
The CLIA-waived procedure for presumptive testing for Lyme disease is which of the following?
White-footed mouse
White-tailed deer
Electrophoresis is defined as
Separation of proteins by electrophoresis is based on:
In immunoelectrophoresis (IEP), when a favorable antigen-antibody ratio (equivalence point) is reached, the antigen-antibody complex becomes visible as:
Differentiation of proteins using immunoelectrophoresis is based on:
The immunoelectrophoresis of a normal serum typically depicts IgM, IgG, and IgA bands, but IgD and IgE bands are missing because of:
A monoclonal gammopathy is:
Monoclonal gammopathies can be observed in:
The most common application of immunoelectrophoresis (IEP) of urine is:
The difference between polyvalent and monovalent antisera is that polyvalent antisera:
The primary application of immunofixation electrophoresis (IFE) is for: