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ch 33 terms
hematologic terms
| Question | Answer |
|---|---|
| ABSOLUTE NEUTROPHIL COUNT ANC | number of circulating neutrophils segs + bands X total WBC's = ANC (neutrophils) |
| ANEMIA | decreased RBC count |
| ANERGY | diminished activity to antigens |
| ANGIOGENESIS | formation of new blood VESSELS |
| ANGULAR CHEILOSIS | cracking sore at corner of mouth |
| APLASIA | lack of cellular develpoment |
| BAND CELL | immature neutrophil |
| BLAST CELL | primitive WBC |
| CYTOKINES | hormones from leukocytes, vital to reg of: hematopoiesis, apoptosis, & immune response |
| D-DIMER | test, measures fibrin breakdown, dx of disseminated intravasccular coagulation |
| DIFFERENTIATION | development of fxns-characteristics different from parent/stem cell |
| ERYTHROCYTE | RBC |
| ERYTHROPOIESIS | process of RBC formation |
| ERYTHROPOIETIN | kidney hormone, needed for erythropoiesis |
| FIBRIN | string like protein / basis of thrombus and blood clot |
| FIBRINOGEN | protein converted into fibrin to form thrombus or clot |
| FIBRINOLYSIS | process of breakdown of thrombus or clot |
| GRANULOCYTE | granulated WBC = neutrophil (all 'phils' appear granular) |
| HAPTOGLOBIN | blood protein made @ liver, binds free hemoblogin released from RBC (erythrocyte), removed by reticuloendothelial system |
| HEMOCRIT | total blood volume of RBC's |
| HEMATOPOIESIS | process formation/maturation of blood cells |
| HEMOGLOBIN | iron containing protein of RBC, delivers O2 to tissues |
| HEMOLYSIS | destruction of RBC's |
| HEMOSIDERIN | iron containing pigment from breakdown of hemoglobiin |
| HEMOSTASIS | balance between clot formation and clot dissolution |
| HISTIOCYTES | cells present in loose connective tissue capable of phagocytosis |
| HYPOCHROMIA | pallor w/in RBC caused by decreased hemoglobin content |
| LEFT SHIFT | + release of bands(immature WBC's)from marrow in response to + immune need |
| LEUKOCYTE | WBC |
| LEUKEMIA | uncontrolled proliferation of WBC's (often immature bands) |
| LEUKOPENIA | < normal # WBC's in circulation |
| LYMPHOCYTE | form of WBC involved with immune fxn |
| MACROPHAGE | reticuloendothelial cells capable of phagocytosis |
| MICROCYTE | smaller than normal RBC |
| MYELOID | pertaining to nonlymphoid blood cells that become RBC, PLATELETS, MACROPHAGES, MAST CELLS, & WBC |
| NEUTROPENIA | < normal neutrophils |
| NEUTROPHIL | mature WBC capable of phagocytosis, primary defense against bacterial infection |
| NORMOCHROMIC | normal RBC color, indicates normal amount of hemoglobin |
| NORMOCYTIC | normal SIZE RBC |
| NUCLEATED RBC | immature RBC, remaining portion of nucleus |
| OXYHEMOGLOBIN | combined O2 & hemoglobin, found in arterial blood |
| PANCYTOPENIA | abnormal deccrease in WBC's, RBC's, & PLATELETS |
| PETECHIAE | tiny capillary hemorrhages |
| PLASMINOGEN | protein converted to plasmin to dissolve thrombi and clots |
| PLATELET | thrombocyte, involved in coagulation |
| POIKILOCYTOSIS | shape variation of RBC's |
| RETICULOCYTES | slightly immature RBC's usually only 1% in circulation |
| RETICULOENDOTHELIAL SYSTEM | complex system of cells capable of phagocytosis |
| THROMBOCYTOPENIA | < normal platelet count |
| THROMBOCYTOSIS | > normal platelet count |
Created by:
rtcdavis
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