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Immune System

Active immunity An acquired immunity in which an organism produces antibodies after being infected or from receiving a vaccine
AIDS Caused by the virus HIV, it is when the body cannot fight off infections due to low white blood cells
Allergy Overreaction of the immune system to harmless substances (pollen, pet dander...)
Antibodies Proteins in the blood that bind to and destroy foreign pathogens in the blood
Antibiotic Medicine that kills bacteria (penicillin, amoxacillin)
Antigen A substance that causes an immune response
Autoimmune disease When the immune system fails to recognize itself and attacks an organism's own cells and tissues
Immune System Protects the body from disease
Microbe Any microscopic organism
Passive Immunity Temporary immunity gained when antibodies are transferred from one organism to another, like during pregnancy and breastfeeding
Pathogen Any organism that causes disease
Vaccine Dead or weakened pathogen injected in order to cause an immune response
Virus A very small non-living pathogen made of DNA or RNA surrounded by a protein coat that needs a host in order to reproduce
Created by: hhazzard
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