med term ch9
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| agglutination | the clumping of cells as a result of interaction with specific antibodies called agglutinins
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| albumin | a plasma protein
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| allergen | a substance that can produce a hypersenstitive reaction in the body
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| allergy | a hypersensitive reaction to normally harmless antigens
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| anaphylaxis | an exaggerteaed life-threatening hypersenstivity reaction to a previously encountered antigen
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| anisocytosis | an abnormal condition of the blood characterized by red blood cells of variable and abnormal size
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| hemoglobin | a complex protein-iron compound in the blood that carries oxygen to the cells from the lungs and carbon dioxide away from the cells to the lungs
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| heme | the pigmented, iron-containing, nonprotein portion of the hemoglobin molecule
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| hematology | the scientific study of the blood-forming tissues
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| hematologist | a medical specialist in the field of hematology
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| granulocyte | a type of leukocyte characterized by the presence of cytoplasmic granules
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| globulin | a plasma portein made in the liver
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| globin | a group of four globulin protein molecules that become bound by the iron in heme molecules to form hemoglobin
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| fibrinogen | a plasma protein converted into fibrin by thrombin in the presence of calcium ions
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| fibrin | a stringly, insoluble portein that is the substance of a blood clot
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| erythropietin | a hormone synthesized mainly in the kidneys and released into the bloodsteam in response to anoxia (lack of oxygen)
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| erythropoiesis | the process of red blood cell production
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| erythrocyte | a mature red blood cell
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| erythroblast | an immature red blood cell
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| erythremia | an abnormal increase in the number of red blood cells
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| eosinophil | a granulocytic, bilobed leukocyte somewhat larger that a neutrophil characterized by large numbers of coarse, refractile, cytoplasmic granules that stain with the acid dye eosin
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| enzyme | an organic substcane that initiates and accelerates a chemcial reaction
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| electrophoresis | the movement of charged suspended particles through a lipid medium in response to changes in an elctric field
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| edema | the abnormal accumulation of fluid in interstital spaces of tissues
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| dyscrasia | an abnormal condition of the blood or bone marrow
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| differentiation | a process in development in which unspecilaized cells or tissues are systemically modified and altered to achieve specific and chacacteristic physical forms, physiologic functions and chemcial properties
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| corpuscle | any cell of the body- red or white blood cell
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| coagulation | the process of transforming a liquid into a solid
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| bilirubin | the orange-yellow pigment of bile formed principally by the breakdown of hemogoblin in red blood cells after termination of their normal life span
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| basophil | a granulocytic white blood cell characterized by cytoplasmic granules that stain blue when exposed to a basic dye
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| ascites | an abnormal intraperitoneal (within the peritoneal cavity) accumulation of a fluid contaning large amoubts of protein and electrolytes
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| antigens | a substance, usually a protein, that causes the formation of an antibody and reacts specifically with that antibody
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| antibodies | substances prodeuced by the body in response to bacteria, viruses or other foregin substances
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| hemolysis | the breakdown of red blood cells and the release of hemoglobin that occurs normally at the end of the life span of a red cell
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| hemorrhage | a loss of a large amount of blood in a short period of time, either externally or internally
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| hemostasis | the termination of bleeding by mechanical or chemical means or by the complex coagulation process of the body
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| heparin | a naturally occuring anticlotting factor present in the body
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| hyperalbuminemia | an increased level of albumin in the blood
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| hyperbilirubiemia | greater than normal amounts of the bile pigment, bilirublin in the blood
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| hyperlipemia | an excessive level of blood fats, usually caused by a lipoprotein lipase deficiency or a defect in the conservation of low-desity lipoproteins to high-density lipoproteins
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| hyperlipidemia | an excessive level of blood fats, usually caused by a lipoprotein lipase deficiency or a defect in the conservation of low-desity lipoproteins to high-density
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| ion | an electrically charged particle
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| leukocyte | a white blood cell, one of the formed elements of the circulating blood system
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| leukocytopenia | an abnormal decrease in number of white blood cells to fewer than 5,000 cells per cubic millimeter
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| megakaryocyte | an extremely large bone marrow cell
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| monocyte | a large mononuclear leukocyte
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| myeloid | of a pertanining to the bone marrow or the spinal cord
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| neutrophil | a polymorphonuckear (multiobed nucleus) granular leukocyte that stains easily with neutral dyes
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| pancytopenia | a marked reduction in the number of the red blood cells, which blood cells and platelets
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| pica | a craving to eat unusual substances(non food substances)
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| plasma | the watery, straw-colored, flid portion of the lymph andthe blood in which the leukocytes, erythrocytes and plateltes are suspended
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| platlet | a clotting cell
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| prothrombin | a plasma protein prescursor of thrombin
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| reticulocyte | an immature erythocyte characterizes by a meshlike pattern of threads and particles at the former site of the nucleus
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| septicemia | systemic infection in which pathogens are present in the circulating bloodstream, having spread from an infection in any part of the body
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| seroconversion | a change in serologic tests from negative to positive as antibodies developn in reaction to an infection or vaccine
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| serology | the branch of laboratory medicine that studies blood serum for evidence of infection by evaluting antigen-antibody reactions
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| thrombus | a clot
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| thromboplastin | a complex substance that initiates the clotting process by converting prothrombin into thrombin in the presence of calcium ion
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| thrombocytopwnia | an abnormal hematologic condition in which the number of platelets is reduced
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| thrombocyte | a clotting cell
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| thrombin | an enzyme formed from prothrombin, calcium, and thromboplastin in plasma during the clotting process
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| stem cell | a formative cell, a cell whose daugther cells may give rise to other cell types
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| splenomegaly | an abnormal enlagrement of the spleen
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| serum | the clear, thin and sticky fluid portion of the blood that remains after cogualtion
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| agglutin/o | to clump
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| aniso- | unequal
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| myel/0 | bone marrow or spinal cord
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| morph/0 | form, shape
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| mono- | one
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| -lytic | destruction
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| kary/0 | nucleus
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| is/o | equal
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| hemat/o | blood
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| hem/o | blood
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| -globin | conatining protein
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| erythr/o | red
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| -emia | blood condition
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| cyt/o | cell
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| coagual/o | clotting
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| chrom/o | color
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| blast/o | embryonic stage of development
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| bas/o | base
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| thromb/o | clot
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| -stasis | stopping or controlling
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| spher/o | round; sphere
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| sider/o | iron
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| poikil/o | varied, irregular
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| -poiesis | formation
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| -philia | attraction to
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| -phoresis | transmission
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| phag/o | to eat
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| -penia | decrease in
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| -osis | condition
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| -oid | resembling
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| nucle/o | nucleus
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