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BIOL 452 Immunology 452 Test 1 KEY

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BIOL 452 Immunology 452 Test 1 KEY Name: Essay Questions: Answer only 5. If you answer more than 5 questions only the first 5 will be graded. You may draw pictures or answer in bullet points if ... you choose. Please remember this is a 400 level class and your answer will be evaluated to the 400 level. Each question is worth 20 points. 1. Using historical references: how have vaccines developed over the years? Take me through the process of phagocytosis. In your description remember to include how the cell binds to the pathogen and what happens to the pathogen when it is inside of the cell. Be very specific. Why would a cell perform phagocytosis instead of necrosis? 2. You went the doctor and they told you that you had an enlarged lymph node. Please tell me why the doctor is testing your lymph node. In your answer be sure to include the areas of the lymph node. a. Answer should include the following 3. What cell(s) would you expect to find in the following situations and how would those cells deal with the pathogen? A) Bacterial infection B) Viral infection C) Parasitic worm D) allergy Take me through the process of inflammation. Your answer should include a detailed discussion of cytokines and migration. Please compare the innate and the adaptive immune systems. In your answer be sure to name specific components for each such as humoral, cellular, and physical. Take me through the process of TLR MyD88 –NFkB signal transduction. (You do not need to draw/explain all of the pathways we went over just the one that begins with MyD88 and Ends with NFkB). What is the end result?. Which types of cells can do this signaling? Would it be worse to lose a protein at the beginning of the pathway or the end and why. [Show More]

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