SBB Practice test Review Exam Questions And Answers

SBB Practice test Review Exam Questions And Answers When preparing cryoprecipitate from plasma, the cryoprecipitate must be refrozen within? - ANS 1 hour Donated blood may not be used for allogeneic transfusion when HCV testing shows? - ANS EIA initial testing reactive, and one of the duplicate repeat results is reactive The following hepatitis B testing results indicate: HBsAg: Non Reactive, Anti-HBc: Reactive, Anti-HBs: Reactive, RNA HBV: non reactive. - ANS Recurring infection (CDC says immune due to natural infection) The antigen that occurs in approximately 20% of individuals of African ethnicity is? - ANS Js a The Diego blood group is of anthropological interest because? - ANS Di a is more frequent in individuals of Mongolian ancestry Which antigen is a CR1? - ANS McC c MHC Class II are found on? - ANS Dendritic Cells Antigen-presenting cells such as dendritic cells, mononuclear phagocytes, some endothelial cells, thymic epithelial cells, and B cells. The Fc receptor on phagocytes that has the highest affinity for binding IgG is? - ANS FcR1 The hospital blood banks that collect blood but do not ship across state lines must be - ANS Registered with the FDA The best education objective for a course to teach simple repair of instruments is - ANS Repair 9 of 10 machine malfunctions