Term
| What are the three cell types involved in the immune response? |
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Definition
APC (Antigen-Presenting Cell) B Lymphocytes T Lymphocytes
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Term
| What are the four characteristics of APC? |
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Definition
APC is a marchophage (M0) APC engulfs foreign Ag and lysis it Ag framenets are attached to APC with epitope displaying Ab binds to Ag and is shape specific
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Term
| What are the three characteristics of B Lymphocytes? |
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Definition
Recognizes foriegn Ag Surface markers are Ag receptors (BCR) Convert to plasma cells which make Abs
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Term
| What are the three characteristics of T lymphocytes? |
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Definition
Recognize foriegn Ag. Surface markers are Ag receptors (TCR) Either regulate IR or indirectly attack foreign Ag TH lymphs (helper) have CD4 (sometimes called T4 cells) - boost IR TC lymphs (cytotoxic) - directly detroy Ag TS lymphs (suppressor) have CD8 - suppress IR
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