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| Term | Definition |
|---|---|
| pathogen | A bacterium, virus, or Microorganism that can cause disease |
| Lymphocytes | Are a kind of white blood cell that help fight infections. there are two main types : B-cells and T-cells |
| Antigens | Are molecules that can be found on pathogens or anything foreign in your body |
| Antibiotics | Medicines that help stop infections caused by bacteria |
| Antibody | Proteins made by some of your immune cells such as B-cells. Often have a Y like shape |
| Vaccines | A way of exposing your body to an inactive form of a pathogen or a weakened form of a pathogen to produce immunity to a specific disease, protecting the person from that disease |
| herd immunity | when most of a population is immune to an infectious disease, this provides indirect protection to those who are not immune to the disease |
| Antivirals | Medications that reduce the ability of viruses to multiply |
| Immune System | A complex network of cells and proteins that defends the body against infection |
| macrophages | A type of phagocyte, that is responsible for detecting then engulfing a pathogen to destroy it |