SBB Questions And Answers Correct Review Test A+

SBB Questions And Answers Correct Review Test A+ Chemicals that send signals between cells are - ANSWER-Cytokines Antibodies are made by what cells? - ANSWER-Plasma cells Where do B cells mature? - ANSWER-Bone Marrow Where do T cells mature? - ANSWER-Thymus Coating of a cell with antibodies or complement is called? - ANSWER-Opsonization CD4 + cells are? - ANSWER-T helper cells The specific chemical group that provokes an antibody response - ANSWER-Epitope Blood groups are made of two main kinds of chemicals - ANSWER-Proteins, carbohydrates What is the function of the FC piece of an immunoglobulin? - ANSWER-Monocyte binding What is the only Ig that crosses the placenta? - ANSWER-IgG What does 2-ME OR DTT do to IgM antibodies? - ANSWER-Destroys disulfide bonds Which is the secretory Ig? - ANSWER-IgA Which Ig is responsible for allergic reaction's? - ANSWER-IgE Which IgG subclass does not bind complement? - ANSWER-IgG4 Which IgG sub classes are most clinically significant? - ANSWER-IgG 1 & 3 What is isotype switching? - ANSWER-Example IgM switches to IgG What is the end point of complement activation? - ANSWER-Hole in cell At what stage of complement cascade is it amplified? - ANSWER-C3 activation What two ions are needed for complement activity? - ANSWER-Ca++ and Mg++ Name two complement components that are anaphylatoxins - ANSWER- Continues...