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Phlebotomy 2

Hematology & Coagulation Studies

TermDefinition
Differential Count Count of 100 white blood cells on a stained smear for the purpose of determining the approximate percentage of each type of white blood cell.
Complete Blood Count (CBC) Group of blood tests that includes a hemoglobin, hematocrit, red and white blood counts, differential counts, platelet count or estimate and red blood cell indices.
Erythrocyte Sedimentation Rate ( ESR ) Measurements of how far red cells fall in a given amount of blood in a one hour time frame.
Thrombocyte Platelet
Normocyte Term used to describe a normal sized cell.
Serum Liquid portion of the blood after the blood has been allowed to clot ; contains no coagulation factors
Lymphocyte The smallest of all white blood cells; contains no granules in cytoplasm; elevated in viral infections.
Hematocrit Percentage of packed red blood cells in the total volume of blood.
Monocyte The largest of all white blood cells; contains no granules in cytoplasm; has a large irregularly shaped nucleolus; may contain holes in the cytoplasm because it is active in phagocytosis.
Macrocyte Term used o describe a larger than normal red blood cell.
Hemoglobin Iron pigment on red blood cells that carries oxygen.
Microcyte Term used to describe a smaller than normal red blood cell.
Leukocyte Another name for a white blood cell; its main function is to fight infection.
Created by: SammyDIII