SBB Study Guide Exam Bundle

Chemicals that send signals between cells are - Cytokines Antibodies are made by what cells? - Plasma cells Where do B cells mature? - Bone Marrow Where do T cells mature? - Thymus Coating of a cell with antibodies or complement is called? - Opsonization CD4 + cells are...

What enzyme may be useful in distinguishing anti-Ge2 from anti-Ge3? - Papain (Anti-Ge2 will not react) The beta 1-3 linkage between galactose and N-actylglucosamine is found in: - Secretions Which of the following represents the Type II chain? - Beta 1-4 linkage between galactose and ...

When preparing cryoprecipitate from plasma, the cryoprecipitate must be refrozen within? - 1 hour Donated blood may not be used for allogeneic transfusion when HCV testing shows? - EIA initial testing reactive, and one of the duplicate repeat results is reactive The following hepatitis B...

b. Reduce the flow rate. A donor experiences perioral paresthesia during an apheresis procedure. Which of the following should be performed? a. Increase the flow rate. b. Reduce the flow rate. c. Elevate the donor's feet. d. Have the donor breathe into a paper bag. c. Obtain a written request...

Band 3 - macrocomplex of proteins including: -Rh -RhAG -LW (ICAM-4) -GPA -GPB -CD47 ATP source for RBCs - 90% from Glycolysis (Embden-Meyerhoff pathway) 10% from pentose phosphate pathway Methemoglobin Reductase Pathway - necessary to maintain heme iron in ferrous (Fe2+) state ...

What is the deferral period for someone who has received a blood transfusion? - 12 months Where does the AABB stand on pregnancy and blood donation? - a woman is deferred if pregnant in the past 6 weeks What is the deferral period if a potential donor received the varicella zoster vaccin...

How would Ulex europaeus react with O, A, A2, B, A2B, A1B RBCs? - O>A2>B>A2B>A1>A1B How could you distinguish serologically A1, A2 and A3 - Dolichos biflorus can will react with A1 and not A2. A3 yields mixed field reactions with anti-A and anti-A,B What is the correct ord...

A peripheral smear with increased polychromasia, schistocytes and spherocytes is indicative of which condition? A. Aplastic anemia B. Iron deficiency anemia C. Hemolytic anemia D. Megaloblastic anemia - C. Hemolytic anemia Megaloblastic anemia would show larger, less mature RBCs on the s...

IgG Sublcass most efficient in initiating classical complement - IgG3 Steric exclusion of water molecules is the mechanism of this enhancement - PeG Stage of Complement activation common to all three pathways - Activation Phase-C3 convertase IgM agglutination is enhanced at what te...