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white blood cell |
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white blood cell: see blood blood, fluid pumped by the heart that circulates throughout the body via the arteries, veins, and capillaries (see circulatory system ; heart ). An adult male of average size normally has about 6 quarts (5.6 liters) of blood. ..... Click the link for more information. . leukocyteor white blood cell or white corpuscleAny of several types of blood cells that help defend the body from infection. The different mature forms—granulocytes, including neutrophils (heterophils), basophils, and eosinophils; monocytes, including macrophages; and lymphocytes—have different functions, including ingesting bacteria, protozoans, or infected or dead body cells; producing antibodies; and regulating the action of other leukocytes. They act mostly in the tissues and are in the bloodstream only for transport. Blood normally contains 5,000–10,000 leukocytes per cu mm. white blood cell [′wīt ′bləd ‚sel] (histology) How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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In fact, short doses of stress can actually boost immunity, by increasing the number and activity of T cells, a type of white blood cell that targets infectious agents like germs and viruses. Nutrition is a critically important factor in the treatment of cancer and such after affects as neutropenia (low white blood cell count), diarrhea, constipation, sore mouth or throat, loss of appetite, etc. Because chemotherapy lowers white blood cell counts, patients are susceptible to serious infections. |
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