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NURS 209 EXAM 1 STUDY
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NURS 209 EXAM 1 STUDY
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Immunology Kuby - Exam 3___ describes the action of antibodies whereby antibodies bind to a pathogen and
*prevent the pathogen from interacting* with cell receptors. - ANS-*Neutralization* sir I
have NEUTRALIZED the situation and he is no longer a problem
____ describes the interaction of antibodies with an antigen that results in the increased
uptake by *phagocytosis* cells. - ANS-*Opsonization* always OPT for eating
*CD4+ T cells* recognize antigen on: - ANS-*MHC class II* molecules
*Exposure IL-12 and IFN-gamma* would stimulate differentiation of naive T cells to
which subset? - ANS-*Th1*
*Peyer's patches* and lymphoid follicles are components of the: - ANS-*GALT*
*Protein antigens typically* provoke which of the following B-cell responses? -
ANS-*T-dependent*
A naive T cell refers to a T cell that: - ANS-Has not yet encountered its antigen
Activation of a *naive T cell by the pAPC* will result in: - ANS-*Cell proliferation and cell
differentiation*
AID converts cytosine into which of the following bases? - ANS-*Uracil*
An antigen that activates a B cell by binding *both the BCR and PRR without T cell
help* is called: - ANS-*TI-1*
B cells follow which of the following chemotactic signals to migrate to the T cell zones of
the secondary lymphoid tissue? - ANS-*CCL19 and CCL21*
CTLs mediate a powerful and lethal immune response to infected host cells. Which of
the following steps is *NOT involved with CTL activation and function*? -
ANS-*Histamine is released* from cytoplasmic granules recruiting macrophages to the
site in infection
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