Term
| Innate (Nonspecific) Defenses |
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Definition
Species Resistance
First line of defense
Mechanical Barriers
Second line of defense
Chemical Barriers
Natural Killer (NK) Cells
Inflammation
Phagocytosis
Fever |
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Term
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Definition
3rd Line of Defense
Humoral (antibody mediated) immunity
Stimulates secretion of antibodies by B cells
Cell-mediated immunity
T cells (helper, cytotoxic, & suppressor)
T helper cells
Bind specialized antigen presenting cells, like B cells or macrophage
Activate and direct other immune cells
Cytotoxic T cells
Binds all cells and destroy infected cells |
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Term
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Definition
Aspects of the Adaptive Immune Response
Specific
Systemic
Memory
Primary vs. secondary responses |
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Term
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Definition
When immune attacks self
Type I diabetes, Rheumatoid arthritis, Lupus, MS |
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Term
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Definition
Allergies
Result of the immune system causing tissue damage as it fights off a perceived threat that would otherwise be harmless
Immediate hypersensitivities
1st meeting no reaction, becomes sensitized
Start in seconds
Anaphylatic shock
Subacute hypersensitivities
Antibody-mediated
Start in 1-3 hours
Delayed hypersensitivity reactions
Cell-mediated
Start in 1-3 days, lingers
Allergic contact dermatitis |
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