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15 Cards in this Set
- Front
- Back
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Anisocytosis
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variation in RBC size on a peripheral blood smear
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What is a Band?
Percentage of differential? |
immature neutrophilic granulocyte w/ horseshoe.
Sausage-shaped nucleus 2-6% of the differential count |
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Basophil
what dye stains it? percent of differential? |
mature WBC w/ cytoplasmic granules.
basic, methylene blue stains it because its granules are acidic. 0-2% |
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basophilia
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absolute increase in basophils
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what are echinocytes?
also called: |
red cells with spicules.
burr cells |
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dacrocytes are what shape?
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tear-drop
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What 3 things occur in a differential?
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Microscope exam of a stained blood smear.
1. Determine relative number of each type of WBC. 2. Estimate WBC, RBC, and platelet counts. 3. inspect RBC, WBC, platelet morphology. |
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What are Dohle bodies?
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Single or multiple, round or oval, blue cytoplasmic inclusions in neutrophils.
associated with toxicity |
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What are pencil-shaped cells called?
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elliptocytes
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what are erythroblasts?
where are they found? if in circulation, what is indicated? |
nucleated, young RBCs.
in bone marrow disease causeing them to be pushed out of marrow too early |
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What is the Hematocrit?
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Percentage of RBCs in whole blood.
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hematopoeisis
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formation/development of blood cells in bone marrow
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hemoglobin - what is it?
what is its function? |
iron--containing pigment in RBCs;
carries oxygen from lungs to tissues. |
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what is hemoglobinemia?
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presence of Hb in the plasma.
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What is a Howell Jolly body?
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a red cell inclusion that forms during abnormal erythropoiesis. It is a nuclear remnant that contains DNA.
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