41.The ____________________ the layer of the skin without a direct : 1417214
41.The ____________________ is the layer of the skin without a direct blood supply and it serves as a nonspecific barrier to foreign particles entering the body.
42.The ____________________ is a layer of subcutaneous tissue under the dermis of the skin.
43.__________-__________ disease occurs when destructive inflammatory processes "spill over" into normal tissue in the presence of excessive numbers of antigen-antibody complexes.
44.The type of antibodies responsible for inducing allergic manifestations is in the Ig___ class.
45.____________________ refers to the life-threatening allergic phenomenon characterized by severe hypotension and profound bronchial constriction due to the presence of large amounts of chemical mediators in the blood released from mast cells and basophils in response to a particular allergen.
46.Cilia-propelled upward movement of the respiratory airways' mucus layer to which inspired particulates are stuck is known as the ____________ (two words).
47.The ________ pathway for complement activation involves binding with immunoglobulins, while the ________ pathway involves binding to carbohydrate chains on a microbial surface.
48.The premise that a T cell must receive two specific simultaneous signals to be activated, one from its compatible antigen and a stimulatory cosignal molecule on the surface of an APC is called clonal ___________.
49._________ macrophages engulf foreign particles that might be inhaled into the small sacs in the lungs.
50.T cells that display CD__ (number) proteins interact with cells that display MHC-___ (number), while T cells that display CD__ proteins interact with cells that display MHC-___ glycoproteins.
51.Cell adhesion molecules that protrude from the inner endothelial lining and causes leukocytes to marginate are called ________.