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NUR 437 Patho Exam Questions and Answers
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NUR 437 Patho Exam Questions and Answers
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NUR 437 Patho Exam Questions andAnswers
innate immunity - Answer-natural immunity from birth
1st line of defense - physical barrier -skin
non specific
immediate
epithelial barriers, phagocytic cells, complement proteins, inflammation- bridge to
adaptive
adaptive immunity - Answer-acquired immunity - specific
responds to proteins -antigen specific
b and t cells
humoral/antibody immunity - Answer-b cells - develop antigen specific antibodies
developed in stem cells in bone marrow- then move to lypmh
when activated produced memory cells and secrets antibodies and cytokines
targets bacteral and foreign cells
surface antibodies IgG, IgE, IgM, IgA
cell-mediated immunity - Answer-T-cells, activation of phagocytes
tcells act as lighter fluid to activate b cells , t cells turn on humeral response
cell mediated that target virus infected cells and maligant ones
developed in thymus
have to be present to be triggered
deficiency with tcells and be harmful and deadly
Type 1 hypersensitivity disorder - Answer-allergic response from mast cells and IgE
INVOLVE INNATE(inflammation) AND ADAPTIVE WITH B AND T CELLS
innappropriate response of IgE to a antigen
allergic rhinitis may contribute to asthma, OM and sinusitis
IgG - Answer-the predominant antibody class found in the bloodstream and the primary
defender against invading bacteria
presents long term immunity after a infection
IgM - Answer-Expressed early in the immune response
can be diagnostic of certain infections MS, Zika virus
IgA - Answer-predominant Ig in body secretions; protects mucous membranes
IgE - Answer-HYPERSENITIVITY REACTIONS
first to respond i nallegric and parasitic infections
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