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10 Cards in this Set

  • Front
  • Back
-are the mature, tissue-resident stage of circulating monocytes
-found in areas of blood filtration like lymph nodes and spleen
Natural killer (NK) cells
-non-phagocytic lymphocytes
-have two kinds of receptors
1)antigen receptors for activation of killing (IL-2)
2)self receptors that recognize MHC I to inactivate
Myeloid (bone marrow) precursor cells give rise to
mast cells,
dendritic cells,
polymorphs (eosinophils, basophils, neutrophils) and mononuclear phagocytes (monocytes in the blood, macrophages in the tissues)
Lymphoid precursor differentiation gives rise to
-T (thymus-dependent) lymphocytes,
-B (bone marrow-derived) lymphocytes and
-natural killer lymphocytes
antigen-presenting cells
Dendritic cells
B lymphocytes
T helper cells
marker for CD4
required for activating the effector function of
B cells,
other T cells,
NK cells and
T cytotoxic cell
marker for CD8
kill target cells such as virus-infected host cells
MHC Class I molecules present

MHC Class II molecules present
peptides to CD8+ T lymphocytes

pepetides to CD4+ T cells
water-insoluble glucan
from sucrose,
-facilitates initial adhesion of the organisms to the tooth surface
-serves as a nutritional source and a matrix for further plaque development
what is the make up of gingiva in healthy and diseased mouths
gram + vs. gram -