11 terms

A&P Key Terms Chapter 14

STUDY
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Active Immunity
immunity that is produced as a result of an encounter with an antigen, with subsequent production of memory cells (B cells)
Antibody
substance produced by the body that inactivates or destroys another substance that is introduced into the body; immunoglobulin
Antigen
a substance that triggers an immune system response when it is introduced into the body
Artificial Immunity
immunity that requires some diliberate action, such as a vaccination, to achieve exposure to the potentially harmful antigen
Immunoglobulin
substance produced by the body that inactivates or destroys another substance that is introduced into the body; antibody
Natural Immunity
immunity acquired through normal processes of daily living.
Passive Immunity
immunity that results when an individual receives the immune agents from some other source other then his or her own body
Primary Response
the initial reaction of the immune system to a specific antigen
Resistance
the bodys ability to counteract the effects of pathogens and other harmful agents
Secondary Response
rapid and intense reaction to antigens on second & subsequent exposures attributable to memory cells (B cells)
Susceptibility
lack of resistance to disease