Exam 45: Defenses Against Disease

Dendritic cells present antigens on their surface in the context of ____.

Antibodies enhance ____ of bacteria and viruses because cells, such as macrophages, have receptors on their surfaces that recognize the ____ end of antibodies.

Figure 45.1 -Answer the question using the accompanying figure. The variable region of a light chain is indicated by number____.

Edward Jenner's work became the basis for worldwide ____ against ____.

B cells and dendritic cells can both ____.

The transfer of IgA antibodies in the first breast milk fed from the mother to the baby is an example of ____.

The ____ is largely protected from pathogens because it is acidic.

APCs interact with ____during an antibody-mediated immune response, and with ____ during a cell-mediated immune response.____

Adaptive immunity is also referred to as ____ immunity.

Figure 45.1 -Answer the question using the accompanying figure. The constant region of a heavy chain is indicated by number____.

The major phagocytic cells in the body are____.

Asthma is an inflammatory response mediated by ____ antibodies.

Figure 45.1 -Answer the question using the accompanying figure. The antigen-binding site is indicated by number____.

A monoclonal antibody reacts against____.

Interferons____.

Rheumatoid arthritis is caused by____.

The major source of diversity for B- and T-cell receptors is____.

Hybridomas are cells formed by the fusion of____.

Arrange the steps of an allergic response in the proper order. 1. Allergic symptoms appear. 2) Allergen binds with IgE. 3) IgE combines with mast cell receptors. 4) Mast cells release histamine. 5) Plasma cells sensitized.

In ____, antibodies bind to toxin molecules, preventing them from carrying out their damaging action.