| A | B |
| germinal centers | B-cell lymphocytes/produce antibodies |
| WBC | leukocytes |
| B lymphocytes | send out antibodies to attach and defend |
| antigen | substance in body that is foreign |
| active immunity | specialized proteins that target specific antigens |
| complement | part of immune system/ helps with lysis of antigens |
| active immunity | introduced or vaccine |
| auto- | self |
| autoantibodies | stick to body's cells |
| phagocytic cells in lymph nodes | filter harmful substances |
| bacteria, parasites, toxins and microbes | immune system defends against |
| lympth nodes | develope antigens |
| antigen | foreign substance in the body |
| Milroy's disorder | lymphadema (early years or birth) |
| B-cells | born in the bone marrow |
| SLE | systemic lupus erythematosis |
| 90% | people infected with SLE are woman |
| metastasis | Process where cancer cells travel to other body area |
| tumor | group of cancer cells |
| innate | natural immunity |
| active, passive, innate | types of immunity |
| autoimmune disease | group of illesses, ex SLE |
| bean shaped 1 inch long | most common shape of lympth nodes |
| spleen | located in ULQ |