Master this deck with 16 terms through effective study methods.
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Pathogens can cause disease in the host organism.
Diseases that can be transmitted from one person to another.
Bacteria are unicellular organisms; viruses require a host to replicate.
To protect the body from foreign organisms and restore homeostasis.
The process by which phagocytes engulf and digest pathogens.
To bind to antigens and neutralize or destroy pathogens.
Increased blood flow and permeability help isolate and eliminate pathogens.
Active immunity involves the body producing antibodies; passive immunity involves receiving antibodies from another source.
Protection of a population when a high percentage is immune to a disease.
Live attenuated, inactivated, toxoid, and sub-unit vaccines.
The initial immune response to a first exposure to an antigen.
To stimulate B-cells and enhance the immune response.
To treat bacterial infections by killing bacteria or inhibiting their growth.
When bacteria evolve to survive despite the presence of antibiotics.
To collect excess fluid and play a role in immune responses.
They allow for a faster immune response upon re-exposure to the same antigen.