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17 Cards in this Set
- Front
- Back
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Types of Tcells
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CD4 are Helper Tcells
CD8 are Killer Tcells |
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Tcell Development
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Tcells made in thymus
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Tcell Functions
-Tc (cytotoxic Tcells CD8) |
Tc (cytotoxic T cells=CD8) recognize and kill
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Tcell Function
-Th1(CD4) |
Signal infected macrophages to kill pathogens in their phagosomes.
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Tcell Function
-Th2(CD4) |
Signal B cells to divide and make antibodies
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Types of MHC
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-Class 1 MHC
-Class 2 MHC |
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Where is Class 1 MHC Found
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On all nucleated cells
-presents antigen to Tc (cytotoxic) CD8 |
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Where is Class 2 MHC found
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On professional Antigen Presenting Cells
-Presents antigen to Th1 and Th2 cells (CD4) |
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Vaccinations Commonly Used
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Whole cell
Live attenuated-MMR Killed Virus-Rabies, Influenza Subunit/Toxoid-Tetanus,diphth. Recombiant-HepB |
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Live Attenuated example
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MMR
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Killed Virus example
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Rabies, Influenza
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Subunit/Toxoid Example
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Tetanus, Diphtheria
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Recombiant Example
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Hepatitis B
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Example Of Type I Hypersensitivity
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Allergy: Pollen,Pet Dander, Dust mite feces
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Example of Type II Hypersensitivity
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Mismatched blood, Medication Allergies, Rheumatic fever, Autoimmune hemolytic anemia
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Example of Type III Hypersensitivity
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Serum sickness, Lyme arthritis, Rheumatoid arthritis
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Example of type IV Hypersensitivity
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Contact Dermatitis, Transplant rejection, TB skin test, Chronic Asthma
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