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bio163 Chapter 16
Question | Answer |
---|---|
Antigen | anything that is not you (foreign). bacteria cell walls, Capsules, pilli, and flagella |
Exogenous | Outside antigens |
Endogenous | inside antigens |
What does specific antigens bind with? | receptors |
Specificity | Immune cells are not able to react with self antigen . self reactive cells are destroyed |
Characteristics of adaptive/specific immunity: | 1. Specific 2. inducible and clonal 3. self/noself recognition 4. memory 5. ? |
memory | immune response to a specific antigen, fast and strong upon exposure |
B lymphocytes | in the bone marrow |
T lymphocytes | in the thymus |
Humoral | Targets antigens in blood or intestinal fluids |
T cellS | Target intracellular pathways(viruses) |
To types of T cells: | Helper & Cytotoxic |
Cytotoxic | Directly attack the infected cells |
Only ____ Cells can make antibodies | B cells |