Match the following classes of antibody-mediated immunity wi…

Match the following classes of antibody-mediated immunity with the correct description: (Multiple answers possible)   provides future protection                                                                     Artificial active          receives antibodies from another human or animal results from natural environmental exposure to antigen                  Natural passive results from vaccination immune serum used in emergency to treat snakebites                     Natural active  acquired through placenta before birth production of one’s own antibodies or T cells                                  Artificial passive temporary immunity

Match the following cellular and chemical agents of inflamma…

Match the following cellular and chemical agents of inflammation to the correct description:   selectins       class of small proteins produced by WBCs; have autocrine,  paracrine, and endocrine roles in cellular communication heparin          produced by basophils and mast cells, stimulates vasodilation and capillary permeability colony-stimulating factor       promotes cell death by apoptosis; slow tumor growth by damaging their vessels platelets    plasma clotting protein; activated forms sticky mesh, sequesters pathogens forms temporary scaffold for tissue rebuilding cytokines               hormones that raise WBC count by leukopoiesis fibrinogen        eicosanoid secreted by basophils and mast cells activate and attracts neutrophils and eosinophils   histamine      polysaccharide secreted by basophils and mast cells inhibits tissue fluid coagulation promoting free mobility of WBCs leukotrienes     rebuild damaged tissue by releasing collagen fibers and ground substance tumor necrosis factor        cell-adhesion molecules of endothelial cells, adhere to WBCs, promoting margination and diapedesis fibroblasts                  secrete clotting factors and growth factors  aid in preventing hemorrhage