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Lab Hematology Test
Lab Hematology Review 3/1/11
| Question | Answer |
|---|---|
| Increased amount of neutrophils | Neutrophilia |
| WBC with "ground glass" in cytoplasm | Monocyte |
| Disease associated with increased atypical lymphocytes | Mononucleosis |
| The WBC with big bright pink or orange granules in the cytoplasm | Eosinophils |
| WBC that is elevated during a parasitic infection | Eosinophils (or basophils) |
| What may cabot rings indicate? | Lead poisoning & certain anemias |
| Normal % of eosinophils | 1-3% |
| Myelogenous leukemia has more of {what type of white cell} than normal? | Basophil |
| Inclusion body that have remnants of RNA | Basophilic Stippling |
| Different shapes of RBC's | Poikilocytosis |
| Color of the cytoplasm of a lymphocyte | Blue |
| A smaller than normal RBC | Microcyte |
| Dehydration will cause the hematocrit to ___________ | give a false high reading. |
| A disease where there is a large number of RBC's and high Hct | Polycythemia Vera |
| Normal hemoglobin for an adult male | 13-18 |
| Normal hemoglobin for an adult female | 11-16 |
| Normal % of neutrophils | 50-65% |
| Platelets and WBC's make up this layer of a spun capillary tube | Buffy Coat |
| When performing a capillary puncture for Hct testing, the capillary tube contains _________ | Heparin |
| Main constituent of red blood cells | Hgb |
| The globin portion of Hgb is made of _______ | 4 protein chains |
| The largest of the WBC's | Monocyte |
| Elevated WBC & elevated neutrophils indicate: | Bacterial Infection |
| RBC indices that measure the average volume of a red blood cell | MCV (Mean Cell Volume) |
| Low number of lymphocytes | Lymphopenia |
| The smallest of the WBC's | Lymphocyte |
| 4 examples of poikilocytosis: | Sickle Cell Stomatocytes Target Cells Helmet Cells |
| An increase in the number of WBC's | Leukocytosis |
| RBC of larger than normal size | Macrocyte |
| RBC with normal color is called | Normochromic |
| The main function of hemoglobin | Carry oxygen |
| What is it called when both small (microlytic) and large (macrolytic) RBC's are present | Aniso cytosis |
| RBC's that have both pale and dark color to them is called: | Polychromasia |
| Decreased amount of platelets | Thrombo cyto penia |
| Main function of WBC's | Fight infection |
| Normal Hct level in adult males | 42-52% |
| Normal Hct level in adult females | 36-48% |
| Normal Hct level in newborns | 51-60% |
| Normal Hct level in 1 year olds | 32-38% |
| Normal Hct level in 6 year olds | 34-42% |
| Hct is ______ the amount of Hgb | 3 times |
| Hgb is ______ the amount of Hct | 1/3 (plus or -3) |
| On a CBC what should the WBC range be: | 5,000 to 10,000/mm3 |
| On a CBC what should the MCV range be: | 82-98 |
| On a CBC what should the MCH range be: | 26-34 (MCH=Mean Cell Hemoglobin) |
| On a CBC what should the Platelets level be: | 150,000-400,000/mm3 |
| On a CBC what should the Lymphocyte level be: | 25-40% |
| On a CBC what should the Neutrophil level be: | 50-65% |
| What does a Hypochromic RBC indicate: | pale (low hgb) |
| What does a Hyperchromic RBC indicate: | dark (high hgb) |
| Anisocytosis can indicate: | Thalassemia or Liver Disease |
| What type of RBC inclusion is common in pernicious anemia? | Howell-Jolly Bodies |
| When one type of WBC (and overall count) has drastically increased it could be (5): | Leukemia Bacterial Infection Stress Exercise Pain |
| Normal # of platelets but they don't function properly | Thrombasthenia |
| Increased WBC, increased neutrophils | Bacterial Infection |
| Decreased WBC, increased lymphocytes | Mononucleosis |
| Increased eosinophils can mean | Parasites or Allergic Reaction |
| When are increased lymphocytes normal? | Newborns or children under 6 |
| Factors affecting decreased platelets | Leukemia Chemical Exposure Radiation Cancer Drugs |
Created by:
jruhde
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