| A | B |
| plasma | liquid extracellular part of blood |
| formed elements | WBC, RBC, Platelets |
| albumins | proteins that thicken blood |
| globulins | proteins that include antibodies |
| fibrinogen | protein necessary for clotting |
| serum | plasma minus the clotting factors, yellow, sticky |
| erythrocyte | red blood cell |
| leukocyte | white blood cell |
| thrombocyte | platelet |
| Red blood cells | carry oxygen |
| White blood cells | fight microorganisms |
| Platelets | formation of clots |
| myeloid tissue | place where blood cells are produces |
| hemopoiesis | formation of blood cells |
| neutrophil, monocyte | leukocytes that perform phagocytosis |
| eosinophil | leukocyte that is present in allergic reactions , defends against parasites |
| basophil | leukocyte that produces heparin, immune response |
| B-cells | leukocyte that forms antibodies |
| T-cells | leukocyte that fights microorganisms |
| hemoglobin | pigment in RBC that binds to iron to transport oxygen |
| pernicious anemia | form of anemia caused by deficiency in B12 |
| polycythemia | a form of anemia that occurs when too many RBC are produced causing a thickening of blood |
| iron deficiency anemia | form of anemial in which low levels of iron cause hemoglobin deficiency |
| hematocrit | test used to determine the number of erythrocytes present in a blood sample |
| leukopenia | abnormally low number of WBC's |
| leukocytosis | abnormally high number of WBC's common with infection |
| leukemia | a form of "blood cancer" producing high levels of WBC that don't function properly |
| thrombus | a stationary blood clot |
| embolus | a clot that circulates |
| antigen | anything the body perceives as foreign, activates the immune system |
| antibody | a substance made by the body in response to an antigen |
| agglutinate | stick together |
| Type A blood | contains A antigen and B antibodies |
| Type B blood | type B antigen and A antibodies |
| Type AB blood | both AB antigens and no antibodies |
| Type O blood | no A or B antigens, both A & B antibodies |
| Rh- | no Rh factor present in blood plasma |
| Rh+ | Rh factor present in blood plasma |