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Bonewit chpt 18
Hematology-Candace Oty
| Question | Answer |
|---|---|
| Ameboid movement | Movement used by leukocytes that permits them to propel themselves from the capillaries into the tissue. |
| Anemia | A condition in which there is a decrease in the erythrocytes or amount of hemoglobin in the blood. |
| Anisocytosis | A variation in the size of red blood cells. |
| Bilirubin | An orange-colored bile pigment produced by the breakdown of heme from the hemoglobin molecule. |
| Diapedesis | The ameboid movement of blood cells (especially leukocytes) through the wall of a capillary and out into the tissue. |
| Hematology | The study of blood and blood-forming tissue. |
| Hemoglobin | The protein- and iron-containing pigment of erythrocytes that transport oxygen in the body. |
| Hemolysis | The breakdown of erythrocytes with the release of hemoglobin into plasma. |
| Hypochromic | A red blood cell with a decrease concentration of hemoglobin. |
| Leukocytosis | An abnormal increase in the number of white blood calls (greater than 11,000 per cubic millimeter of blood). |
| Leukopenia | An abnormal decrease in the number of white blood cells (less than 4500 per cubic millimeter of blood). |
| Microcytic | An abnormal small red blood cell. |
| Macrocytic | An abnormal large red blood cell. |
| Normochromic | A red blood cell with a normal concentration of hemoglobin. |
| Normocytic | A normal-sized red blood cell. |
| 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. |
| Anticoagulant | A substance that inhibits blood clotting. |