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LOM Ch 13 Labs
Hematology tests
| Question | Answer |
|---|---|
| antiglobulin test | test for the presence of antibodies that coat and damage erythrocytes |
| bleeding time | time required for blood to stop flowing from a tiny puncture wound |
| coagulation time | time required for venous blood to clot in a test tube |
| Complete blood count (CBC) | determination of numbers of lbood cells, hemoglobin concentration, hematocrit, and red cell values (MCH, MCV, MCHC) |
| erythrocyte sedimentation rate (ESR) | speed at which erythrocytes settle out of plasma (tests for inflammation) |
| hematocrit (Hct) | percentage od rbc in volume of lbood |
| Hemoglobin (Hgb) | total amount of hemoglobin in a sample of peripheral blood |
| platelet count | number of platelets per cubic millimeter or microliter of blood |
| prothrombin time (PT) | Test of the ability of blood to clot |
| red blood cell count (RBC) | number of erythrocytes per cubic millimeter of blood |
| red blood cell morphology | microscopic exam of a stained blood smear to determine the shape of individual red cells (anisocytosis, poikilocytosis, sickle cell) |
| white blood cell count (WBC) | number of leukocytes per cubic millimeter of blood |
| white blood cell differential | percentages of different types of leukocytes in the blood |
| shift to the left | An increase in immature neutrophils (as seen with severe infection) |
Created by:
cskinner
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