Quiz 6 – A

Notes

Quiz 6 – Anatomy and Physiology (Correct Answers) 1. All of the following are true of the secondary response of humoral immunity except that it: A. depends on memory B cells. B. results in much quicker rise in antibody titers. C. weakens quickly because memory B cells only survive for a year or two. D. produces more effective antibodies. E. results in much higher antibody titers than in the primary response. 2. The cells responsible for the production of circulating immunoglobulins are _____ cells. A. NK B. thymus C. liver D. helper T E. plasma 3. Anti-A and Anti-B blood typing antibodies are of which class? A. IgD B. IgE C. IgM D. IgG E. IgA 4. During a primary humoral response to antigens all of the following occur except A. the first immunoglobulins to appear are IgM. B. antibody levels do not peak until 1–2 weeks after initial exposure. C. B cells may differentiate into plasma cells immediately. D. neutrophils invade the surrounding areas, releasing chemotactic substances. E. B cells may undergo mitosis before producing plasma and memory cells. 5. An abnormal cell would be identified by the immune system because it showed A. Class I MHC proteins with an antigen bound. B. Class ...