Ch End 5
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| The earliest recognizable erythroid precursor on a Wright-stained smear of the bone marrow is: | A. pronormoblast
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| This renal hormone stimulates erythropoiesis in the bone marrow: | B. erythropoietin
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| Haptoglobin can become depleted in: | B. intravascular hemolysis
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| The erythrocyte life span is most directly determined by: | C. membrane deformability
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| Normal sequence of erythroid maturation | pronormoblast, basophilic normoblast, polychromatic normoblast, orthochromic normoblast, reticulocyte
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| The primary effector of increased erythrocyte production, or erythropoeisis, is: | C. tissue hypoxia
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| An increase in the reticulocyte count should be accompanied by: | D. polychromasia (a condition in which the erythrocytes, on staining, show various shades of blue combined with tinges of pink)on the Wright’s stained blood smear
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| What property of the normal erythrocyte membrane allows the 7um cell to squeeze through 3um fenestrations in the spleen? | D. deformability
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| An increase of erythrocyte membrane rigidity would be predicted to have what effect? | C. decrease in cell life span
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| A patient with an anemia due to increased intravascular hemolysis would likely present with what lab results? | B. hemoglobinuria
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