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Ch. 8
Observation
| Question | Answer |
|---|---|
| anisocytosis | condition characterized by a great inequality in the size of red blood cells |
| elliptocyte | oval red blood cells |
| elliptocytosis | condition characterized by an increase in the number of oval-shaped red blood cells |
| embolism | blockage in a blood vessel caused by an embolus |
| embolus | mass of matter present in the blood |
| erythrocyte | red blood cell |
| erythrocytosis | abnormal increase in the number of red blood cells |
| hematopoiesis | formation of blood cells |
| hemolysis | breakdown of blood cells |
| leukocyte | white blood cell |
| leukocytosis | increase in the number of white blood cells |
| leukopenia | deficiency in white blood cells |
| macrocytosis | condition characterized by large red blood cells |
| microcytosis | condition characterized by small red blood cells |
| myelopoiesis | formation of bone marrow |
| neutropenia | deficiency in neutrophil |
| normocyte | normal-sized red blood cell |
| oligocythemia | deficiency in the number of red blood cells |
| pancytopenia | deficiency in all cellular components of the blood |
| phagocytosis | process in which phagocytes (a type of white blood cell) destroy (or eat) foreign microorganisms or cell debris |
| poikilocytosis | condition characterized by red blood cells in a variety of shapes |
| polycythemia | excess of red blood cells |
| reticulocyte | immature red blood cell |
| spherocyte | red blood cell that assumes a spherical shape |
| thrombocyte | cell that helps blood clot; platelet |
| thrombocytopenia | deficiency in the number of platelets (clot cells) |
| thrombocytosis | increase in the number of platelets (clot cells) |
| thromboembolism | blockage of a vessel (embolism) caused by a clot that has broken off from where it formed |
| thrombogenic | capable of producing a blood clot |
| thrombosis | the formation of a blood clot |
| thrombus | blood clot |
| asplenia | absence of a spleen or of spleen function |
| hepatosplenomegaly | enlargement of the liver and spleen |
| lymphocyte | lymph cell |
| lymphopenia | abnormal deficiency in lymph |
| splenectopy | displacement of the spleen; sometimes called floating spleen |
| splenolysis | breakdown (destruction) of spleen tissue |
| splenomalacia | softening of the spleen |
| splenomegaly | enlargement of the spleen |
| splenoptosis | downward displacement (drooping) of the spleen |
| thyme hyperplasia | overdevelopment of the thymus |
| antibody | substance produced by the body in response to an antigen |
| antigen | substance that causes the body to produce antibodies |
| hematocrit | test to judge or separate the blood; it is used to determine the ratio of red blood cells to total blood volume |
| hematology | study of the blood |
| hemoglobin | iron-containing pigment in red blood cells that carries oxygen to the cells |
| hypoperfusion | inadequate flow of blood |
| immunoglobulin | protein that provides protection (immunity) against disease |
| immunology | study of the immune system |
| immunologist | specialist in the study of the immune system |
| lymphangiogram | record of the study of lymph vessels |
| lymphangiography | procedure to study the lymph vessels |
| perfusion | circulation of blood through tissue |
| phlebology | study of veins |
| phlebotomist | specialist in drawing blood |
| phlebotomy | incision into a vein; another name for drawing blood |
| sphygmomanometer | fancy name for the device used to measure blood pressure |