Safety Procedures for Handling Broken Glass and Sharps
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Questions and Answers

What is the advantage of the agglutination method mentioned in the text?

  • Provides quantitative results
  • Requires complex equipment
  • Can be performed easily (correct)
  • Produces visible precipitin lines
  • Which method is the best for detecting monoclonal gammopathies such as those in multiple myeloma?

  • Immunoelectrophoresis
  • Western Blot test
  • Immunofixation electrophoresis (correct)
  • Agglutination
  • What does the presence of a precipitin line indicate in antigen-antibody interaction?

  • Enhanced semiquantitation of antigens
  • Qualitative results
  • Specificity between antigen and antibody (correct)
  • Formation of large aggregates
  • Which method involves applying antiserum directly to the gel after electrophoresis is performed?

    <p>Immunofixation electrophoresis</p> Signup and view all the answers

    What is the main advantage of immunoelectrophoresis as mentioned in the text?

    <p>Enhances semiquantitation of antigens</p> Signup and view all the answers

    Which method mentioned is an excellent screening test for detecting abnormalities in proteins?

    <p>Immunoelectrophoresis</p> Signup and view all the answers

    What is the primary force of attraction that an antibody has for a specific antigenic epitope or determinant?

    <p>Affinity</p> Signup and view all the answers

    In which method does turbidity or cloudiness of a solution get measured by detecting light passing through the sample?

    <p>Optical methods</p> Signup and view all the answers

    What method measures the light scattered at a particular angle from the incident beam as it passes through a suspension?

    <p>Nephelometry</p> Signup and view all the answers

    Which technique uses gel instead of a liquid as the medium for precipitation and is affected by factors like size of particles and temperature?

    <p>Immunodiffusion</p> Signup and view all the answers

    What method involves measuring the turbidity or cloudiness of a solution by detecting light passing through the sample?

    <p>Turbidimetry</p> Signup and view all the answers

    What is the method that measures the light scattered at a particular angle from the incident beam as it passes through a suspension?

    <p>Optical methods</p> Signup and view all the answers

    Which method involves precipitation techniques using gel instead of liquid as the medium and is affected by factors like gel viscosity and hydration?

    <p>Immunodiffusion</p> Signup and view all the answers

    Which specific method measures the light that is scattered at a particular angle from the incident beam as it passes through a suspension?

    <p>Nephelometry</p> Signup and view all the answers

    What method uses optical methods to measure turbidity or cloudiness of a solution by detecting light passing through the sample?

    <p>Turbidimetry</p> Signup and view all the answers

    What is the main difference between direct and indirect agglutination?

    <p>Direct agglutination uses inert particles, while indirect uses antigen naturally present on a particle.</p> Signup and view all the answers

    Which type of agglutination reaction involves the attachment of antibodies to carrier particles instead of antigens?

    <p>Passive agglutination</p> Signup and view all the answers

    In agglutination inhibition, what is the basis for the lack of visible result with reactive samples?

    <p>Competition between particulate and soluble antigens</p> Signup and view all the answers

    Which method of agglutination is used for identifying Streptococci and Neisseria bacteria?

    <p>Coagglutination</p> Signup and view all the answers

    What is the primary characteristic that distinguishes coagulation from other types of agglutination?

    <p>Use of RBCs as carriers</p> Signup and view all the answers

    Which type of agglutination reaction involves lattice formation as part of its mechanism?

    <p>Coagglutination</p> Signup and view all the answers

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