ASCP Blood Bank Practice Questions and Verified Correct Answers 2024-2025 Update Guaranteed A+ Name: Score: 20 Multiple choice questions Term 1 of 20 A fetomaternal hemorrhage of 35 mL of fetal Rh-positive packed RBCs has been detected in an Rh-negative woman. How many vials of Rh immune globulin should be given? 0 1 2 3 Term 2 of 20 While performing an antibody screen, a test reaction is suspected to be rouleaux. A saline replacement test is performed and the reaction remains. What is the best interpretation? original reaction of rouleaux is confirmed replacement test is invalid and should be repeated original reaction was due to true agglutination antibody screen is negative Term 3 of 20 Transfusion of plateletpheresis products from HLA-compatible donors is the preferred treatment for: This study source was downloaded by 100000885414045 from CourseHero.com on 09-07-2024 11:35:34 GMT -05:00 https://www.coursehero.com/file/227635370/ASCP-Blood-Bank-Practice-Questions-and-Verified-Correct-Answers-2024-2025-Update-Guaranteed-Apdf/ recently diagnosed cases of TTP with severe thrombocytopenia acute leukemia in relapse with neutropenia, thrombocytopenia and sepsis immune thrombocytopenic purpura severely thrombocytopenic patients, known to be refractory to random donor platelets 4 of 20 Macrophages and monocytes have Fc receptors for which of the following immunoglobulins? IgG IgM IgA IgD Term In order to be a plateletpheresis donor, the platelet count must be at least: 5 of 20 150,000/µL 200,000/µL 250,000/µL 300,000/µL Term 6 of 20 The following results were obtained when testing a sample from a 20-year-old, first-time blood donor: Anti A: 0 Anti B: 0 A1: 0 This study source was downloaded by 100000885414045 from CourseHero.com on 09-07-2024 11:35:34 GMT -05:00 https://www.coursehero.com/file/227635370/ASCP-Blood-Bank-Practice-Questions-and-Verified-Correct-Answers-2024-2025-Update-Guaranteed-Apdf/ B: 3+ What is the most likely cause of this ABO discrepancy? loss of antigen due to disease acquired B phenotype Oh "Bombay" weak subgroup of A 7 of 20 Immunoglobulin classes are differentiated according to the molecular structure of: light chains heavy chains Fab fragment Fc fragment Term 8 of 20 Use of only male donors as a source of plasma intended for transfusion is advocated to reduce which type of reaction? allergic TRALI hemolytic TACO (circulatory overload) Term 9 of 20 Which unit should be selected for exchange transfusion if the newborn is group A, Rh-positive and the mother is group A, Rh-positive with anti-c?