CHT Exam Complete Study Guide Questions And Answers

CHT Exam Complete Study Guide Questions And Answers It is possible to convert the plasma into serum by recalcifying the plasma and allowing coagulation to occur. Correct Answer: Calcium is added to the plasma to form a complex with the citrate present in the anti-coagulant. This restores a normal ionized calcium level allowing clotting to occur. Polyspecific antiserum can be______ with lymphocytes to determine if there is a single antibody or multiple antibodies. Correct Answer: absorbed Another application of lymphocyte absorption is to use the patient's own cells to remove_____. Absorption can be performed at cold or warm temperatures depending on the type of antibody. Correct Answer: autoantibody _________ are typically cold reacting (4oC) and________are typically warm reacting (22-37oC). Correct Answer: Autoantibodies B cell antibodies Patient serum may contain autoantibodies and/or IgM antibodies that may interfere the binding of anti-HLA IgG antibodies to the antigen. In complement dependent assays (CDC), IgM antibodies can activate comp