MLT Boards- Hematology (BOR)
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| What is the standard calibration method for hematology instrumentation against which other methods must be verified? | normal whole blood
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| The most common form of childhood leukemia is: | acute lymphocytic
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| Which of the following measures platelet function? bleeding time, prothrombin time, thrombin time, partial thromboplastin time | bleeding time
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| The values on page 226 were abtained on a automated blood count system performed on a blood sample from a 25-year-old man. These results are most consistant with what? | a high titer of cold agglutinins
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| A blood smear shows 80 nucleated rec cells per 100 leukocytes. The total leukocyte count 1s 18 x 1063/uL. The true white cell count expressed in SI units is: | 10.0 x 10^3/uL
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| The results on page 226 were obtained on an electronic particle counter. What step should be taken before recycling the sample? | dilute the specimen
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| Of the following, the disease most closely associated with granulocyte hyposegmentation is: May-Hegglin anomaly, Pelger-Huet anomaly, Chediak-Higashi syndrome, or Gaucher's disease | Pelger-Huet anomaly
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| The most appropriate screening teat for detecting hemoglobin F is: | Kleihauer-Betke
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| The most appropriate screening test for hemoglobin H is: | heat instability test
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| The most appropriate screening test for hemoglobin S is: | dithionite solubility
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| The most appropriate screening test for hereditary spherocytosis is: | osmotic fragility
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| The most appropriate screening test for paroxysmal nocturnal hemoglobinuria is: | sucrose hemolysis
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| The characteristic morphologic feature in multiple myloma is: | rouleaux formation
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| A characteristic morphologic feature in hemoglobin C disease is: | target cells
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| Hematology standards include: | certified cyanmethemoglobin solution
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| The results on page 228 were abtained on an electronic particle counter: | correct the hemoglobin for lipemia
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| Which of the following tests is used to monitor red cell production? | reticulocyte count
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| A diff was done on an asymptomatic patient. The diff included 60% segs: 55 of which had 2 lobes & 5 had 3 lobes. There were no other abnormalities. This is consistent with what anomalie? | Pelger-Huet
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| The results on page 229 were obtained on an electronic particle counter. What action should be taken to obtained accurate results? | warm the specimen and recount
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| Thalassemias are characterized by: | decreased rate of globin synthesis
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| Phagocytosis is a function of: | granulocytes
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| Cells involved in hemostasis are: | thrombocytes
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| Cells for the transport of O2 and CO2 are: | erythrocytes
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| Cells that produce antibodies and lymphokines are: | lymphocytes
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| In polycythemia vera, the hemoglobin, hematocrit, red blood cell count, and red cell mass are: | elevated
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| In polycythemia vera, the platelet count is: | elevated
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| 50 - 90% myeloblasts in a peripheral blood sample is typical of which leukemia? | acute granulocytic leukemia
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| Auer rods are most likely present in which of the following? | acute granulocytic leukemia
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| All stages of neutrophils are most likely to be seen in the peripheral blood of a patient with: | chronic granulocytic leukemia
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| Erythropoietin acts to: | stimulate RNA synthesis of erythroid cells
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| In the French-American-British (FAB) classification, acute lymphocytic leukemia is divided into groups according to: | morphology
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| The specimen os choice for preparation of blood films for manuel differential leukocyte counts is whole blood collected in: | EDTA
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| When platelet concentrate at the edges and feathered end of a blood smear, it is usually due to: | poorly made wedge smear
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| Irregular clumping of platelets is usually due to: | inadequate mixing of blood and anticoagulant
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| Platelet satellitosis is usually due to : | abnormal proteins
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| Elevation of the granulocyte percentage above 75% is termed: | relative neutrophilic leukocytosis
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| Elevation of the lymphocyte percentage above 47% is termed: | relative lymphocytosis
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| Elevation of the total granulocyte count above 9.0 x 10^3/uL is termed: | absolute neutrophilic leukocytosis
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| Elevation of the total white cell count above 12 x 10^9/ul is termed: | leukocytosis
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| The chamber counting method of platelet enumeration allows direct visualization of: | the particles being counted
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| Specific (secondary) granules of the neutrophilic granulocyte appear first: | at the myelocyte stage
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| The anemia of chronic infection is characterized by decreased: | serum iron
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| Which of the listed on page 233 are characteristics of polycythemia vera? | decreased or absent bone marrow iron stores
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| Factors commonly involved in producing anemia in patients with chronic renal disease include ineffective: | erythropoiesis
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| Thrombocytopenia is a characteristic of: | May-Hegglin anomaly
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| A leukocyte count and diff on a 40-year-old Caucasian man revealed the results listed on page 233. These date represent: | relative lymphocytosis
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| A leukocyte count and diff on a 40-year-old whate man revealed the resultes listed on page 234. These data represent: | absolute neutropenia
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| What platelet response listed on page 234 is most likely associated with classic von Willebrands disease? | decreased platelet aggregatio to ristocetin
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| The majority of the iron in an adult is found as a constituent of: | hemoglobin
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| A patient has the results listed on page 234. These results are compatible with: | thalassemis minor
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