53.   What ABO type is found in Group A1 individualsdeacetylation of their A antigens? Acquired B B(A) A mod A int

52  A patient with Group A RH positive but is receiving group O bone marrow transplant on Friday. After the transplant what heme agglutination pattern will the patient demonstrate when the patient’s red cells are tested with anti A? Roulette Aggregation Polyaglutination Mixed field

66. A patient becomes refractory to platelet transfusion which of the following may be a probable cause? Transfusion of RH incompatible platelets decrease pH of the platelets development of an allo antibody with anti D specificity development of antibodies to HLA antigen  

72.  Which Title ___ is important when it come to blood banking for FDA? A. 20 B. 21 C. 22 D. 23

19. Which of the following is considered to be a high prevalence antigen A. Vel B Js^a C. s D. K

35  Antibodies produce to blood group antigens that are carbohydrate structures are usually IgG and indirect agglutinins IgG and reacts best at 37°C IgM can direct agglutinins IgM and reacts best at 37°C

46.  A specimen of core blood is submitted to transfusion service for routine testing; the results are shown in this table. anti- A anti-B anti-D Rh control DAT 4+ 0 3+    negative 2+   It is known that the father is Group B and the genotype is cde/cde of these 4 antibodies which one is the most likely cause of the positive DAT? Anti-A Anti-D Anti-C Anti-c

41. The 4+ positive reaction to gel technology will appear as red cells form in a pellet at the bottom of the microtubular disperse through the gel media in a layer at the top of the gel media suspend at the midpoint of the gel media

36 For which of the following is HLA phenotyping not useful selecting a bone marrow donor for transplantation investigating a hemolytic transfusion reaction selecting a solid donor for organ transplantation investigation of a platelet refractoriness in transfusion recipients

The observed phenotypes in the particular population are Phenotype        Number of people Jk (a+ b-)            122 Jk (a+ b+)          194 Jk (a- b+)           84 What is the gene frequency of Jk(a) in this population? A 0.31 B 0.45 C 0.55 D 0.60