Immunology
- · Science that study body defense mechanisms
- · Way in which we can stimulate these defenses to reduce the treat of disease.
Immune system
- · The molecules, cells, tissue and organs that collectively function to provide immunity, or protection, against foreign organisms.
Autoimmune disease
- · Disoder in which tissue injury is caused by an immunologic reaction of the host to its own tissues.
Immunodeficiency
- · Immune system’s ability to fight infectious disease is compromised or entirely absent. System errs by failing to protect the host from infectiuos agent or from malignant cells.
Important of the immune system
- · It protect against disease by identifying and kiling pathogens.
- · It detect a wide variety of agents.
- · It needs to distinguish them from the organism’s own healty cells and tissues in order to function properly.
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