A) serially diluting a serum sample.
B) determining the lowest dilution of serum that produces a visible reaction.
C) determining the highest dilution of antigen that produces a visible reaction.
D) the Western blot method.
E) None of the above mentioned choices.
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Short Answer
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Multiple Choice
A) mycology
B) hematology
C) serology
D) histology
E) virology
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Multiple Choice
A) Acid-fast reaction
B) Hydrolysis of gelatin
C) Coagulase production
D) Oxygen requirements
E) Carbohydrate fermentation
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Multiple Choice
A) they rely on formation of visible clumps for detection.
B) they include the VDRL test for syphilis.
C) they are often performed in agar gels.
D) they can be done in a test tube by carefully adding antiserum over antigen solution.
E) a cloudy or opaque zone developing where antigen and antibody react
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Multiple Choice
A) monoclonal antibodies
B) electronics
C) enzymes
D) radioactivity
E) All of the choices are correct.
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Multiple Choice
A) Ouchterlony double diffusion
B) Western blot
C) immunelectrophoresis
D) radioimmunoassay (RIA)
E) the Quellung test
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Multiple Choice
A) it can detect antibodies in a serum sample.
B) it is the common screening test for antibodies to Helicobacter.
C) color development indicates that antibody was not present in the patient's serum.
D) it is the common screening test for antibodies to Hepatitis A.
E) a known antigen is adsorbed to the surface of a well.
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Multiple Choice
A) cross-reactions
B) agglutination
C) precipitation
D) specificity
E) sensitivity
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Multiple Choice
A) motility.
B) carbohydrate fermentation.
C) catalase test.
D) oxidase test.
E) coagulase test.
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Short Answer
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Multiple Choice
A) cross-reactions.
B) agglutination.
C) precipitation.
D) specificity.
E) sensitivity.
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Short Answer
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True/False
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Multiple Choice
A) detection of viral nucleic acid using specific probes.
B) Western blot.
C) cells taken from patient are examined for evidence of viral infection.
D) signs and symptoms.
E) the light microscope.
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Multiple Choice
A) Not enough information is provided to speculate.
B) The red blood cells will lyse.
C) The red blood cells will agglutinate only.
D) The red blood cells will not lyse.
E) None of the above.
F) The red blood cells will fluoresce.
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Multiple Choice
A) Ouchterlony double diffusion
B) Western blot
C) immunelectrophoresis
D) radioimmunoassay (RIA)
E) the Quellung test
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Multiple Choice
A) The patient had a past case of the disease.
B) The patient has a current infection.
C) Nothing, people always have antibodies in their serum.
D) All of the above mentioned choices are possible.
E) None of the above mentioned choices are possible.
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Multiple Choice
A) They can be used to label antibodies in immunofluorescence tests.
B) They emit visible light in response to ultraviolet radiation.
C) They are observed in the fluorescent microscope.
D) They re used to identify pathogens of chlamydiosis, Legionnaires' disease, and others.
E) All of the choices are true.
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