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study4 Final exam study guide Spring 2012 Overall study guide for last test. Ch 16,17,18,19,20,21,22,23,24, 25 Most of the questions will come from 16, 17, 18, 23 and 25 Wow, that is a lot of chapters. Lets start at the beginning: 16) What are the nonspecific host defenses? What is a specific defense What types of cells do you find in blood? Which type of granulocyte releases histamine and what does it do? What are the 4 stages of phagocytosis? Where do T cells mature? What does the spleen do? What are toll like receptors? What do neutrophils do? Name 2 types of phagocytes: What is a defensin? Besides allowing for circulation of cellular defenses, what does the lymphatic system do? What occurs in a lymph node? What is edema? What is pus? What does interferon do? What is a granuloma? 17) What type of immunoglobulins are typically found in colostrum What is an antigen or epitopic determinant? What are the immunoglobulins called that are produced in response to an antigen in adaptive response What are the types of T-cells Where do stem cells develop into B cells? What is referred to by the name humoral immunity. Why does humoral immunity have a memory? How does a body recognize self? What is clonal deletion? Which class of immunoglobulins consists of five units and is connected by a J chain? Which immunoglobulin is produced first in a adapted response? What can be used to make a vaccine? 18) Hypersensitivity or allergy refers to the immune system responding __________________ What are autoimmune diseases What is Asthma? To treat generalized anaphylaxis, _________ must be administered immediately What is rhogam? Why are recipient human leukocyte antigens assayed before a transplant match can be made? Why is immunosuppression used in transplants and what are some of the agents that do this? HIV has an affinity for cells that bear the _______ antigen(s) on their surface. People with HIV are susceptible to many infections because which 2 sets of cells are destroyed? 19) The majority of organisms normal to the skin are? The most common bacteria to cause infections from soaking in a hot tub is__________. The flesh-eating bacteria are: Genital warts are caused by Gas gangrene, with gas production leading to tissue necrosis, is due to 20) The acid pH in the vagina is predominantly due to ______ fermenting the _____ present in vaginal cells. Which is the causative agent in 80% of UTIs? Toxic shock syndrome is associated with _________ Syphilis is caused by _________________ In the United States, the most prevalent STD is caused by _____________ Which viruses can lead to fever blisters (cold sores) on the mouth and lips? In which cell type do Herpes viruses stay latent? 21) Middle ear infections are common in children because _______________ Which 2 genus’ of bacteria can evade the killing power of macrophages and replicate in them? Which bacteria is characterized by a pseudomembrane forming in the throat? Consumption is another name for ____________________ Influenza exhibits antigenic drift which involves mutations in genes for hemagglutinin and neuraminidase. Respiratory syncytial virus affects ____________. 22) Feces are composed about 50% by weight and volume of bacteria. Most of these are species of ________. An encounter with a Norwalk virus might leave you doing what ? Helicobacter pylori survives in the stomach due to ______________________ Which hepatitis is communicable by mouth? 23) What is the life cycle of schistosomiasis? What are the symptoms of infectious mononucleosis? Rocky Mountain Spotted Fever is characterized by ________ Problems in treating malaria arise because ______________ 25) What is the role of nitrogen fixing bacteria? Name a common nitrogen fixing symbiont and its host What is denitrification What is bioremediation The most usable form of sulfur by microorganisms and plants is Soil contains human pathogens, for instance ________ _________ ________ What results from the biological oxygen demand (BOD) being high and the water becoming anaerobic? Eutrophication leads to ________________ sample questions 1) The condition that is caused by exogenous and endogenous pyrogens is a) edema b) pain c) swelling d) fever 2) A pocket of tissue that surrounds and walls off the inflammatory agent is called a a) granuloma b) edema c) fibroblast d) pyrogen 3) Interferons are stimulated by viruses and a) are produced only by macrophages b) stimulate the production of antiviral proteins in neighboring cells c) form membrane attack complexes d) none of the above 4) What is a substance that is recognized by the body as foreign and normally induces an immune response? a) Fc fragment b) Fab fragment c) Fab and Fc fragment d) epitope or antigenic determinant 5) HIV has an affinity for cells that bear the _______ antigen(s) on their surface. A) CD4, CCR5 B) HLA-B27 C) CD8 D) CDC14, AM550 The majority of organisms normal to the skin are A) Gram-negative B) Gram-positive C) fungi D) viruses 6)