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Quiz

Transfusion Science Multiple Choice Questions

p12227277 10 perguntas Atualizado em 19 fev 2016

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Perguntas do quiz (10)

  1. 1Which one of the following is NOT true about Kell system antibodies
    1. AUsually clinically significant IgG antibodies
    2. BBest detected in indirect antiglobulin tests
    3. CFail to react in enzyme tests
    4. DDo not activate complement
  2. 2Antibodies to the Kell, Kidd and Duffy systems all share the following traits except
    1. ACan cause haemolytic disease of the newborn and foetus
    2. BEnhanced with enzyme treatment
    3. CCan cause haemolytic transfusion reactions
    4. Dusually detected only by indirect antiglobulin test
  3. 3Which of the following phenotypes is heterozygous
    1. AFy(a-b+)
    2. BJk(a+b+)
    3. CLu(a-b-)HIV
    4. DJk(a-b+)
  4. 4Which of the antibodies from the following blood group systems shows a dosage effect?
    1. ALutheran
    2. BKell
    3. CDuffy
    4. DP
    5. ELewis
  5. 5Antibodies to k antigen are not commonly detected in transfusion screening because
    1. Ak antigen is of high incidence
    2. Bthe antibodies do not cause transfusion reactions
    3. Cantibodies best react at 4 degree (C)
    4. DThe antigen is of low incidence
    5. Ek antigen is not present on screening cells
  6. 6Lewis system antibodies have not been implicated in haemolytic disease of the new born and foetus because
    1. Athe antigens are not fully developed at birth
    2. BLewis system antibodies do not cross the placenta
    3. Cthe antibodies are not clinically significant
    4. Dthe antigens are primarily plasma based
    5. EAll of the above
  7. 7The Donath-Landsteiner antibody is
    1. Aan IgG auto anti-P
    2. Ban IgM auto anti-P
    3. Can IgM auto anti-I
    4. Danti-IH that reacts at cold temperatures
  8. 8Which of the following cells has the highest concentration of M antigens
    1. AMNSs
    2. BMNs
    3. CNSs
    4. DMSs
    5. ENS
  9. 9Which of the following does not result in an Lu(a-b-) phenotype
    1. ADeletion of the genes on the Lu locus
    2. BAmorphic genes of the Lu locus
    3. CDelayed anamestic heamolytic transfusion reaction
    4. DA suppressor gene on the X-chromosome
    5. EAn inhibitor gene on another locus
  10. 10The top and bottom pack comprises of
    1. ASingle packs joined together
    2. BTriple pack
    3. CDouble pack
    4. DQuadruple pack

Informações

Descrição
Includes Kell, Kidd, Duffy, Lutheran, MNS, Lewis and more
Idioma
English
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230
Histórico
Criado em 13 abr 2015 · atualizado em 19 fev 2016
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