Podcast
Questions and Answers
What type of test is used to assay the presence of an antigen?
What type of test is used to assay the presence of an antigen?
- Slide agglutination test
- Tube agglutination test (correct)
- Precipitation test in solution
- Blood grouping test
Which method is used for blood grouping to determine optimal proportion of antigen and antibody?
Which method is used for blood grouping to determine optimal proportion of antigen and antibody?
- Tube agglutination test (correct)
- Slide agglutination test
- Precipitation in agar with an electric field
- Serology Agglutination test
In viral infection diagnosis, which method involves large, insoluble particles of antigens?
In viral infection diagnosis, which method involves large, insoluble particles of antigens?
- Slide agglutination test (correct)
- Precipitation in solution test
- Serologic tests
- Tube agglutination test
What type of test is used to measure the level of antibody to a particulate antigen?
What type of test is used to measure the level of antibody to a particulate antigen?
Which test involves antigen-antibody reaction to form a visible precipitate?
Which test involves antigen-antibody reaction to form a visible precipitate?
What is the main purpose of serologic tests in medical diagnostics?
What is the main purpose of serologic tests in medical diagnostics?
What is the main difference between Radioimmunoassay (RIA) and Enzyme-linked immunosorbent assay (ELISA)?
What is the main difference between Radioimmunoassay (RIA) and Enzyme-linked immunosorbent assay (ELISA)?
Which type of ELISA is used to test for the presence of a certain antigen?
Which type of ELISA is used to test for the presence of a certain antigen?
What is the principle of ELISA based on?
What is the principle of ELISA based on?
Which immunofluorescence testing technique involves the use of double-layer technique?
Which immunofluorescence testing technique involves the use of double-layer technique?
What is the purpose of Radioimmunoassay (RIA) in viral infection diagnosis?
What is the purpose of Radioimmunoassay (RIA) in viral infection diagnosis?
What is the principle behind the Antistreptolysin O test (ASOT)?
What is the principle behind the Antistreptolysin O test (ASOT)?
What is the significance of an ASOT titer of ≥200 Todd's unit?
What is the significance of an ASOT titer of ≥200 Todd's unit?
In Complement Fixation Tests (CFT), what happens if the tested serum is positive for antibodies?
In Complement Fixation Tests (CFT), what happens if the tested serum is positive for antibodies?
What is the indicator system used in Complement Fixation Tests (CFT) to detect positive antibody reactions?
What is the indicator system used in Complement Fixation Tests (CFT) to detect positive antibody reactions?
Which test detects the presence of Streptolysin O produced by Streptococci?
Which test detects the presence of Streptolysin O produced by Streptococci?
What is the purpose of adding a control tube with no patient serum in both ASOT and CFT tests?
What is the purpose of adding a control tube with no patient serum in both ASOT and CFT tests?
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