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Bonewit chapter 18
Hematology
Question | Answer |
---|---|
Ameboid movement | movement used by leukocytes that permits them to propel themselves from the capillaries into the tissues |
Anemia | a condition in which there is a decrease in the erythrocytes or amount of hemoglobin in the blood |
Bilirubin | an orange-colored bile pigment produced by the breakdown of heme form the hemoglobin molecule |
Diapedesis | the ameboid movement of blood cells(especially leukocytes)through the wall of a capillary and out into the tissues |
Hematology | the study of blood and blood-forming tissues |
Hemoglobin | the iron-containing pigment of erthrocytes that transports oxygen in the blod |
Hemolysis | the breakdown of erythrocytes with the release of hemoglobin into the plasma |
Leukocytosis | an abnormal increase in the number of white blood cells(greater than 11,00 per cubic millimeter of blood) |
Leukopenia | an abnormal decrease in the number of white blood cells(less than 4500 per cubic millimeter of blood) |
Oxyhemoglobin | hemoglobin that has combined with oxygen |
Phagocytosis | the engulfing and destruction of foreign particles,such as bacteria,by special cells called phagocytes |
Polycythemia | a disorder in which there is an increase in the red blood cell mass |