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Module 8
Infectious disease process and immunity
| Term | Definition |
|---|---|
| Pathogens | Disease producing microorganisms |
| Medical asepsis | The destruction of organisms after they leave the body using techniques such as hand hygiene and PPE to help reduce the number and transfer of pathogens |
| Invasion | Pathogen enters the body through the portal of entry: respiratory, digestive, reproductive, urinary tracts, and skin |
| Multiplication | Reproduction of pathogens |
| Incubation | May vary from several days to months or years during which time the disease is developing that no symptoms appear |
| Prodromal period | First mild signs and symptoms appear; a highly contagious period |
| Acute period | Signs and symptoms are evident and most severe |
| Recovery period | Signs and symptoms begin to subside |
| Phagocytosis | The process of engulfing and ingesting foreign particles such as bacteria or viruses |
| Anti-body | A specific molecule that has the ability to adhere to and interact only with the antigen that stimulates the anti-body's production |
| Immunity | A resistance to disease. The two types are genetic, which does not involve the production of antibodies and acquired, which does |