Hematology1 test on RBC Morphology DelTech Owens
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| Anisocytosis means that the blood cells are different in __. | Size
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| Poikilocytosis means that the blood cells are different in __. | Shape
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| A measure expressed in % of the variation in the red blood cell volume distribution is called _ _ _ _. | Red cell distribution width
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| Normal range of red cell distribution width is __. | 11.5 - 16%
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| Microcytes are __ than normal RBCs. | smaller
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| Macrocytes are __ than normal RBCs. | larger
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| RBCs with hypochromia are __ in color than normal RBCs. | lighter
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| Hypochromia indicates that RBCs are suffering from decreased __. | Hemoglobin
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| Polychromasia means the RBCs have more __ variation than normal. | color
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| What is another word for target cells? | Codocytes
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| Normal RBCs are bi-concave disks, while sphereocytes are __ shaped. | spherical (like a ball instead of being bi-concaved)
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| Another word for tear drop cells is __. | dacrocytes
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| How can you tell a dacrocyte that has formed due to blood smearing and not due to disease or dysfunction in the body? | If dacrocytes form due to smearing, all the tails will be pointing the same way.
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| Ovalocytes are shaped like an __. | oval
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| Elliptocytes are similar to ovalocytes, but their distortion in shape is __ than an ovalocyte. | greater
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| Stomatocytes have a pale __ through the center instead of a pale disk. | slit
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| Another word for sickle cells is __. | drepanocytes
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| An acanthrocyte refers to a __. | form of red blood cell that is spiked, or possesses various abnormal thorny projections
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| Echinocytes are similar to acanthrocytes, but are __ severe. | less
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| Another word for burr cells is __. | echinocyte
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| A schistocyte is another kind of blood fragment, but it is __ than a acanthrocyte. | smaller
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| A true schistocyte does not have __ __. | central pallor.
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| Helmet cells are also called __ __. | bite cells
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| Blister cells are precursors of __ __ and have bubble on one side. | helmet or bite cells
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| One variation in RBC distrubution is called agglutination. Agglutination means the RBCs have __ together. | stuck, or clumped, together
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| Rouleaux is another form of variation in RBC distribution. When rouleaus presents itself, it means that the cells have lined up like __. | coins or dishes
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| Howell-Jolly bodies are traces of ___ that show up as a single __ in the cells on the blood smear. | DNA dot
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| In a basophilic stippling, the DNA presents as __ on the periphery of the cell. | dots
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| Another way to describe pappenheimer bodies is __ __. | siderotic granules
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| 2 causes of basophilic stipplings include: | Lead poisoning and chemotherapy
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| Pappenheimer bodies are abnormal granules of __ found inside red blood cells. | iron
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| Pappenheimer bodies present as tiny dots, like Howell-Jolly bodies, but there are __ dots. | more
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| A __ is a single round dense structure with a regular border, as opposed to the Pappenheimer bodies, which are frequently multiple inclusions with irregular borders. | Howell-Jolly body
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| Heinz bodies are similar to helmet cells in shape, but are __ severe. | less
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| Cabot rings are __ __ in color when stained. | red violet
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| Cabot rings appear as threadlike strands in the shape of a __ or __ of an RBC. | loop, figure-8
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| Hemoglobin c crystals appear as _ shaped areas light in color. | C
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