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Leukocytes Flashcards

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4157120073leukopoiesisFormation of WBCs0
4157120074lymphatic organsLocation of most WBCs at one time.1
4157120075bloodOnly a small fraction of WBCs are located here at any one time.2
4157123899diapedesisProcess used by WBCs when the leave the blood stream.3
4157123900chemotaxisThe chemical attraction of WBCs to a disease or injury.4
4157123901lysozyme and defensinsChemicals that attract WBCs to sites of disease or injury.5
4157127421granulocytesGroup of WBCs that are about twice the size of RBCs; cytoplasmic granules are present.6
4157128564agranulocytesGroup of WBCs that are lacking cytoplasmic granules.7
4157128565neutrophilType of WBC that has a nucleus with two to five lobes; cytoplasmic granules stain light purple.8
4157131402neutrophilWBC that phagocytizes small particles.9
4157131403eosinophilWBC with bilobed nucleus; cytoplasmic granules stain red.10
4157132939eosinophilWBC that kills parasites and moderates allergic reactions.11
4157136220basophilWBC with a lobed nucleus; cytoplasmic granules stain blue.12
4157137248basophilWBC that releases heparin and histamine.13
4157138658monocyteWBC that is 2-3 times larger than a red blood cell; nuclear shape varies from spherical to lobed; no cytoplasmic granules.14
4157138659monocyteWBC that phagocytizes large particles.15
4157140887lymphocyteWBC that is only slightly larger than a RBC; its nucleus nearly fills the cell; no cytoplasmic granules present.16
4157140888lymphocyteWBC that provides immunity.17
4157143072leukocytosisRefers to an increase in the number of WBCs.18
4157143073leukopeniaRefers to an abnormally low number of WBCs.19
4158112454neutrophil20
4158123225eosinophil21
4158133211basophil22
4158139217monocyte23
4158141038lymphocyte24
4158143917erythrocyte25
4158145113platelet26
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