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50 Cards in this Set
- Front
- Back
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the body's ability to protect itself
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Immunity
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the study of the immune system
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Immunology
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creating immunity to a pathogen
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immunization
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dead or weakened pathogen
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attenuated
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condition when T and B cells don't recognize your cells as belonging to you and your body
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Autoimmune disorders
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the suppressing of the ummune system with drugs
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Immunosuppression
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Classifications of the Immune System
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nonspecific (general) and
specific immunity |
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treatment of all substances the same by the body
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Nonspecific
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tears, sweat, stomach acids, etc.
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Chemical barriers of nonspecific immunity
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skin
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Mechanical barriers of nonspecific immunity
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sneezing, coughing, vomitting, diarrhea
*2nd line of defense* |
Reflexes of nonspecific immunity
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cell-eating of microorganisms or abnormal cells
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Phagocytosis
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reaction characterized by redness, heat, swelling and pain
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Inflammation
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stimulates phagocytosis and decreases spread of aerobic pathogens
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Fever (pyrexia)
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interferons (prevent viral replication) and complement which cause lysis of membranes
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Protective proteins
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prevent viral replication
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interferons
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nonspecifially kills cells and pathogens
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Natural killer cells
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T and B cells (lymphocytes) and macrophages
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Specific Immunity
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foreign substances that cause antibody production
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Antigens
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WBCs that differentiate into T and B cells and fight specific pathogens, esp viruses
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Lymphocytes
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_______ migrate to the thymus and spleen to mature and to be activated
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T cells
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_______ stay in bone marrow and remain there till mature
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B cells
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provide cell mediated immunity; fight one-on-one and also do intracellular fighting
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T cells
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alert other T and B cells to the pathogen
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T4 (helper/messenger) cells
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fight one on one and go inside the cell
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T8 (killer cytotoxic) cells
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inhibit immune response when fight is finished
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Suppressor T cells
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"remember" the antigen and provide quick protection on the next exposure
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Memory T cells
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antibody medicated immunity; produce antibodies that go and fight; extracellular fighting
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B cells
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clones of B cells that produce antibodies
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Plasma Cells
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the B cells that go and fight
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Antibodies
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"remember" the antigen for the next exposure
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Memory cells
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first time exposure to a pathogen
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Primary Response
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memory cells cause quick defense
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Secondary Response
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blood test to determine presence of antibodies
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Antibody Titer
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Types of Immunity
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Genetic (inborn and innate) and acquired
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lasting protection you are born with
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Genetic
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immunity achieved by exposure to pathogen; natural or artificial
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Acquired
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you didn't go looking for protection or pathogen
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Natural Acquired
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catch a disease and develop immunity (long term)
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Active Natural
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from mom (short term)
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Passive Natural
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you went looking for protection
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Artificial Immunity
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immunity via injected or oral vaccine with an attenuated pathogen (long term)
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Active Artificial
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immunity via "borrowed" antibodies (human or animal) (short term)
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Passive Artificial
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hypersensitivity to an otherwise harmless substance
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Allergy
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life-threatening allergic reaction
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Anaphylaxis
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resulting in a severe drop in blood pressure
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massive vasodilation
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severe SOB
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severe bronchoconstriction
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you T and B cells attack your body cells
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Autoimmune disorders
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suppression of the immune system response via drugs
*steriods* |
Immunosuppression
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the study into how our immune system is affected by our emotions
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psychoneuroimmunology
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