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PMLS serology and immunology questions with correct answers 2024/2025
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PMLS serology and immunology questions with correct answers 2024/2025
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PMLS serology and immunologyimmunology - ANSstudy of all the aspects of the immune system, including its structure and
function.
Branch of biomedical science that deals with the response of an organism to antigenic
challenge
and its recongnition of what is self and non-self.
SEROLOGY - ANSa division of immunology that specializes in the laboratory detection and
measurement of
antigens and antibodies
ACTIVE IMMUNITY - ANSResistance developed in response to stimulus by an antigen
(infecting agent or
vaccine) and is characterized by the production of antibodies by the host.
passive immunity - ANS- Immunity conferred by an antibody produced in another host. It may be
acquired naturally or artificially (through an antibody-containing preparation).
true - ANSan immuno-biological substance designed to produce specific protection against a
given disease.
agglutination - ANS- the clumping together of antigen bearing cells, microorganisms or particles
in the
presence of specific antibodies.
sensitization - ANSrepresents the physical attachment of antibody molecules to antigens,
lattice formation - ANSestablishment of cross links between sensitized particles and antibodies
resulting to aggregation
direct agglutination - ANSAntigen found naturally on particle.
Examples
Blood Grouping - antigen on cell
Bacterial seroyping - Salmonella
Test serum against bacteria which are difficult to grow in culture: Tularemia, Rickettsial
diseases,
typhoid fever.
Hemagglutination kits available for measles antibody detection
passive agglutination - ANSBind known ANTIGENS to inert particles to detect antibody.
Particles used include:
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