Overview
The immune system is a complex network that protects the body from harmful pathogens like bacteria and viruses. It consists of two main components: innate immunity, which provides immediate, non-specific defense, and adaptive immunity, which develops over time and targets specific pathogens. Underst...
Key Terms
Example: Bacteria, viruses, and fungi are all types of pathogens.
Example: Antibodies help neutralize viruses.
Example: Macrophages are a type of phagocyte.
Example: Proteins on the surface of pathogens are antigens.
Example: Skin and mucous membranes are part of innate immunity.
Example: Vaccination enhances adaptive immunity.