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21 Cards in this Set
- Front
- Back
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Active Immunity
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immunity produced by exposure to an antigen, as a result of the immune response.
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allergy
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overreaction of the immune system to antigens.
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antibiotic
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Compound that blocks the growth and reproduction of bacteria.
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antigen
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substance that triggers an immune response.
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bacteriophage
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virus that infects bacteria
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Cell Mediated Immunity
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Immunity against abnormal cells and pathogens inside living things.
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disease
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any change, other than an injury, that disrupts the normal functions of the body.
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germ theory of disease
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idea that infectious diseases are caused by microorganisms.
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humoral immunity
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immunity against antigens and pathogens in the body fluids.
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immunity
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ability of the body to resist a certain pathogen.
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interferon
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one of a group of proteins that help cells resist viral infections.
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Koch's Postulates
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Series of guidelines used to identify the microorganism that causes a specific disease.
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lymphocytes
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type of white blood cell that produces antibiotics that help destroy pathogens.
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lysogenic infection
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process by which a virus embeds its DNA into the DNA of the host cell and is replicated along with the host cell's DNA.
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lytic infection
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process by which a virus enters a cell, makes a copy of itself, and causes the cell to burst.
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nucleic acid
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macromolecule containing hydrogen, oxygen, nitrogen, carbon, and phosphorus.
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passive immuntiy
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short-term immunity caused when antibodies produced by other animals for a pathogen are injected into the body.
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pathogen
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disease-causing agent
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vaccination
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injection of a weakened or mild form of a pathogen to produce immunity.
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vector
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animal that carries pathogens from a person to person.
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inflammatory response
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nonspecific defense reaction to tissue damage caused by injury or infection.
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