BB CH 11 HW Flashcards | OmniSets.com

BB CH 11 HW

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{"ops":[{"insert":"Which type of transfusion reaction will be prevented by the use of plasma from only male donors for transfusion?\n\nA) febrile\nB) TRALI\nC) allergic\nD) TACO\n"}]}##{"ops":[{"insert":"B) TRALI\n"}]}####{"ops":[{"insert":"Which of the following patient histories might suggest future transfusions with saline-washed RBCs?\n\nA) history of multiple red cell alloantibodies\nB) history of congestive heart failure\nC) IgA-negative recipient with anti-IgA antibodies\nD) history of transfusion-associated sepsis\n"}]}##{"ops":[{"insert":"C) IgA-negative recipient with anti-IgA antibodies\n"}]}####{"ops":[{"insert":"Which of the following events is associated with a precipitous decrease in a recipient's platelet count after a transfusion?\n\nA) circulatory overload\nB) posttransfusion purpura\nC) citrate toxicity\nD) factor VIII deficiency\n"}]}##{"ops":[{"insert":"B) posttransfusion purpura\n"}]}####{"ops":[{"insert":"Which of the following characteristics is associated with a delayed serologic transfusion reaction?\n\nA) hives and wheals\nB) hemosiderosis\nC) positive antibody screen in posttransfusion sample\nD) ABO incompatibility between donor unit and recipient\n"}]}##{"ops":[{"insert":"C) positive antibody screen in posttransfusion sample\n"}]}####{"ops":[{"insert":"Which of the following adverse complications of transfusion is prevented by the irradiation of blood components?\n\nA) TRALI\nB) hyperkalemia\nC) febrile\nD) TA-GVHD\n"}]}##{"ops":[{"insert":"D) TA-GVHD\n"}]}####{"ops":[{"insert":"When evaluating a possible delayed hemolytic reaction, what is the best sample to use for bilirubin determination?\n\nA) 6 hours posttransfusion\nB) 12 hours posttransfusion\nC) 24 hours posttransfusion\nD) 48 hours posttransfusion\n"}]}##{"ops":[{"insert":"A) 6 hours posttransfusion\n"}]}####{"ops":[{"insert":"What plasma protein functions to bind hemoglobin after intravascular hemolysis?\n\nA) albumin\nB) haptoglobin\nC) transferrin\nD) C-reactive protein\n"}]}##{"ops":[{"insert":"B) haptoglobin\n"}]}####{"ops":[{"insert":"What microorganism grows well at 4° C and may result in a transfusion-transmitted sepsis?\n\nA) Staphylococcus aureus\nB) Yersinia enterocolitica\nC) Staphylococcus epidermidis\nD) Bacillus cereus\n"}]}##{"ops":[{"insert":"B) Yersinia enterocolitica\n"}]}####{"ops":[{"insert":"What laboratory test is useful to detect clerical errors of sample identification in an acute transfusion reaction investigation?\n\nA) ABO typing\nB) antibody screen\nC) crossmatch\nD) DAT\n\n"}]}##{"ops":[{"insert":"A) ABO typing\n"}]}####{"ops":[{"insert":"What is the usual cause of an anaphylactic reaction to transfusion?\n\nA) anti-IgA in an IgA-deficient recipient\nB) anti-IgG in an IgA-deficient recipient\nC) IgA deficiency\nD) IgG deficiency\n"}]}##{"ops":[{"insert":"A) anti-IgA in an IgA-deficient recipient\n"}]}####{"ops":[{"insert":"What is the expected therapeutic effect in the recipient's hematocrit after the transfusion of 1 unit of RBCs?\n\nA) increase of 0.5%\nB) increase of 1%\nC) increase of 2%\nD) increase of 3%\n\n"}]}##{"ops":[{"insert":"D) increase of 3%\n"}]}####{"ops":[{"insert":"What is the cause of transfusion-induced hemosiderosis?\n\nA) excess citrate\nB) HPA-1a antigen\nC) iron overload\nD) circulatory overload\n"}]}##{"ops":[{"insert":"C) iron overload\n"}]}####{"ops":[{"insert":"What is a common cause of a febrile nonhemolytic transfusion reaction?\n\nA) recipient is allergic to the donor's plasma proteins\nB) donor unit is cold\nC) donor unit has a positive DAT\nD) donor unit cytokines\n"}]}##{"ops":[{"insert":"D) donor unit cytokines\n"}]}####{"ops":[{"insert":"What blood group system antibodies are more commonly associated with delayed hemolytic transfusion reactions?\n\nA) Rh\nB) ABO\nC) MNS\nD) Lewis\n"}]}##{"ops":[{"insert":"A) Rh\n"}]}####{"ops":[{"insert":"Select the type of transfusion reaction that presents with dyspnea, severe headache, and pulmonary edema occurring soon after transfusion.\n\nA) hemolytic\nB) TRALI\nC) TACO\nD) anaphylactic\n"}]}##{"ops":[{"insert":"C) TACO\n"}]}####{"ops":[{"insert":"Premedication with diphenhydramine (Benadryl) is a common procedure when administrating platelets to patients undergoing frequent transfusions. Which type of transfusion reaction does this medication prevent?\n\nA) allergic\nB) TRALI\nC) febrile nonhemolytic reactions\nD) TACO\n"}]}##{"ops":[{"insert":"A) allergic\n"}]}####{"ops":[{"insert":"In a delayed serologic or hemolytic transfusion reaction, what is the typical result of the DAT?\n\nA) negative\nB) weak positive, mixed field\nC) positive with C3 only\nD) negative if serum antibody screen is negative\n"}]}##{"ops":[{"insert":"B) weak positive, mixed field\n"}]}####{"ops":[{"insert":"According to AABB Standards, what type of transfusion reaction does not have to be reported to the blood bank?\n\nA) ebrile\nB) TACO\nC) TRALI\nD) allergic\n"}]}##{"ops":[{"insert":"D) allergic\n"}]}####{"ops":[{"insert":"A patient has experienced two febrile nonhemolytic reactions after RBC transfusion. What is the preferred blood component if future transfusions are necessary?\n\nA) leukocyte-reduced RBCs\nB) irradiated RBCs\nC) cytomegalovirus-negative RBCs\nD) group O, D-negative RBCs\n"}]}##{"ops":[{"insert":"A) leukocyte-reduced RBCs\n"}]}####{"ops":[{"insert":"A patient experiences chills and fever, nausea, flushing, and lower back pain after infusion of 150 mL of blood. What action should be taken to rule out an acute hemolytic transfusion reaction?\n\nA) perform a DAT and visually compare pretransfusion and posttransfusion serum samples\nB) measure serum haptoglobin on prereaction and postreaction samples\nC)repeat crossmatches on prereaction and postreaction samples\nD) perform Gram stain and culture of the unit\n"}]}##{"ops":[{"insert":"A) perform a DAT and visually compare pretransfusion and posttransfusion serum samples\n"}]}####

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{"ops":[{"insert":"Which type of transfusion reaction will be prevented by the use of plasma from only male donors for transfusion?\n\nA) febrile\nB) TRALI\nC) allergic\nD) TACO\n"}]}

{"ops":[{"insert":"B) TRALI\n"}]}

{"ops":[{"insert":"C) IgA-negative recipient with anti-IgA antibodies\n"}]}

{"ops":[{"insert":"Which of the following events is associated with a precipitous decrease in a recipient's platelet count after a transfusion?\n\nA) circulatory overload\nB) posttransfusion purpura\nC) citrate toxicity\nD) factor VIII deficiency\n"}]}

{"ops":[{"insert":"B) posttransfusion purpura\n"}]}

{"ops":[{"insert":"Which of the following characteristics is associated with a delayed serologic transfusion reaction?\n\nA) hives and wheals\nB) hemosiderosis\nC) positive antibody screen in posttransfusion sample\nD) ABO incompatibility between donor unit and recipient\n"}]}

{"ops":[{"insert":"C) positive antibody screen in posttransfusion sample\n"}]}

{"ops":[{"insert":"Which of the following adverse complications of transfusion is prevented by the irradiation of blood components?\n\nA) TRALI\nB) hyperkalemia\nC) febrile\nD) TA-GVHD\n"}]}

{"ops":[{"insert":"D) TA-GVHD\n"}]}

{"ops":[{"insert":"When evaluating a possible delayed hemolytic reaction, what is the best sample to use for bilirubin determination?\n\nA) 6 hours posttransfusion\nB) 12 hours posttransfusion\nC) 24 hours posttransfusion\nD) 48 hours posttransfusion\n"}]}

{"ops":[{"insert":"A) 6 hours posttransfusion\n"}]}

{"ops":[{"insert":"What plasma protein functions to bind hemoglobin after intravascular hemolysis?\n\nA) albumin\nB) haptoglobin\nC) transferrin\nD) C-reactive protein\n"}]}

{"ops":[{"insert":"B) haptoglobin\n"}]}

{"ops":[{"insert":"What microorganism grows well at 4° C and may result in a transfusion-transmitted sepsis?\n\nA) Staphylococcus aureus\nB) Yersinia enterocolitica\nC) Staphylococcus epidermidis\nD) Bacillus cereus\n"}]}

{"ops":[{"insert":"B) Yersinia enterocolitica\n"}]}

{"ops":[{"insert":"What laboratory test is useful to detect clerical errors of sample identification in an acute transfusion reaction investigation?\n\nA) ABO typing\nB) antibody screen\nC) crossmatch\nD) DAT\n\n"}]}

{"ops":[{"insert":"A) ABO typing\n"}]}

{"ops":[{"insert":"What is the usual cause of an anaphylactic reaction to transfusion?\n\nA) anti-IgA in an IgA-deficient recipient\nB) anti-IgG in an IgA-deficient recipient\nC) IgA deficiency\nD) IgG deficiency\n"}]}

{"ops":[{"insert":"A) anti-IgA in an IgA-deficient recipient\n"}]}

{"ops":[{"insert":"What is the expected therapeutic effect in the recipient's hematocrit after the transfusion of 1 unit of RBCs?\n\nA) increase of 0.5%\nB) increase of 1%\nC) increase of 2%\nD) increase of 3%\n\n"}]}

{"ops":[{"insert":"D) increase of 3%\n"}]}

{"ops":[{"insert":"What is the cause of transfusion-induced hemosiderosis?\n\nA) excess citrate\nB) HPA-1a antigen\nC) iron overload\nD) circulatory overload\n"}]}

{"ops":[{"insert":"C) iron overload\n"}]}

{"ops":[{"insert":"What is a common cause of a febrile nonhemolytic transfusion reaction?\n\nA) recipient is allergic to the donor's plasma proteins\nB) donor unit is cold\nC) donor unit has a positive DAT\nD) donor unit cytokines\n"}]}

{"ops":[{"insert":"D) donor unit cytokines\n"}]}

{"ops":[{"insert":"What blood group system antibodies are more commonly associated with delayed hemolytic transfusion reactions?\n\nA) Rh\nB) ABO\nC) MNS\nD) Lewis\n"}]}

{"ops":[{"insert":"A) Rh\n"}]}

{"ops":[{"insert":"Select the type of transfusion reaction that presents with dyspnea, severe headache, and pulmonary edema occurring soon after transfusion.\n\nA) hemolytic\nB) TRALI\nC) TACO\nD) anaphylactic\n"}]}

{"ops":[{"insert":"C) TACO\n"}]}

{"ops":[{"insert":"A) allergic\n"}]}

{"ops":[{"insert":"In a delayed serologic or hemolytic transfusion reaction, what is the typical result of the DAT?\n\nA) negative\nB) weak positive, mixed field\nC) positive with C3 only\nD) negative if serum antibody screen is negative\n"}]}

{"ops":[{"insert":"B) weak positive, mixed field\n"}]}

{"ops":[{"insert":"According to AABB Standards, what type of transfusion reaction does not have to be reported to the blood bank?\n\nA) ebrile\nB) TACO\nC) TRALI\nD) allergic\n"}]}

{"ops":[{"insert":"D) allergic\n"}]}

{"ops":[{"insert":"A patient has experienced two febrile nonhemolytic reactions after RBC transfusion. What is the preferred blood component if future transfusions are necessary?\n\nA) leukocyte-reduced RBCs\nB) irradiated RBCs\nC) cytomegalovirus-negative RBCs\nD) group O, D-negative RBCs\n"}]}

{"ops":[{"insert":"A) leukocyte-reduced RBCs\n"}]}

{"ops":[{"insert":"A) perform a DAT and visually compare pretransfusion and posttransfusion serum samples\n"}]}

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