ReviewPt4 - 3) Immune system: - What is a immune response?...

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Sheet1 Page 1 3) Immune system: - What is a immune response? What are non-specific defenses? What defenses non- specific defenses do you have? How can non-specific defenses destroy bacteria or viruses (careful here - some defenses only work on one or the other). What happens after a cut? What are phagocytes? Macrophages? What is an inflammatory response? Make sure you can describe all steps in this response. Understand complement proteins and interferon. - What function does the lymphatic system play in the immune system? What are lymphocytes? Lymph nodes? - What is an antigen? Antigenic determinant? Antibody? Know how B and T cells develop and where they develop. How many different kinds of B and T-cells do we have (i.e., how many antigenic receptors do we have)? - How do B-cell defenses work? What is an effector cell? What are memory cells? Clones? Why is the immune response so much faster the second time you are exposed to a specific antigen? What do effector cells make? - Know the structure and function of antibodies (in what four ways do they help the immune system? What role do phagocytes play in all of this? - How do T-cells work? How can they attack infected body cells? What are APC's? What does a helper T-cell do when presented with an antigen? What are cytotoxic T-cells and how do they kill cells? Can T-cells attack things other than viruses and bacteria? - Why are organ transplants so difficult? What happens when the immune system attacks your own body? Be able to recognize and give some examples. What happens when the immune system overreacts to harmless antigens (e.g. pollen)? What is one possible very
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This note was uploaded on 07/21/2011 for the course BIO 101 taught by Professor Staff during the Spring '08 term at Northern Virginia Community College.

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ReviewPt4 - 3) Immune system: - What is a immune response?...

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