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Blood

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Term
Definition
Plasma   Clear extracellular matrix, accounts for 55% of blood  
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Formed elements   Red blood cells account for most of the formed elements  
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Hematocrit   percentage of red blood cells in a sample of blood; reveals how much oxygen the blood can carry  
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Viscosity   term used to describe the thickness or stickiness of blood  
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Hemopoiesis   Production of blood  
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two types of hemopoetic tissue   Red bone marrow and lymphatic tissue  
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red bone marrow   produces all types of blood cells  
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lymphatic tissue   produces lymphocytes  
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Red blood cells   (erythrocytes) deliver oxygen to blood cells, remove carbon dioxide  
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Hemoglobin   a red pigment that gives blood its color  
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iron   oxygen carrying component of hemoglobin  
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red blood cell cycle life   02 levels drop, kidneys secrete erythroportin, bone marrow creates erythrocytes, reticulocytes released, 02 rises,EPO and RBC go down  
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Reticulocytes   immature RBCs  
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Hemoglobin   globin and heme  
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globin   amino acids  
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heme   iron and bilirubin  
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iron is transported to bone marrow...   to create new hemoglobin  
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when destruction of red blood cells become excessive (hemolysis)...   the body cant readily assimilate the increased amounts of bilirubin causing jaundice  
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White blood cells   called leukocytes, fewest of elements formed  
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Eosinophils   involved in allergenic reactions, elevated in allergic reactions  
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Agranulocytes   has longestest life span (can live years),  
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Lymphocytes   responsible for long term immunity  
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leukemia   extremely high WBC  
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Leukopenia   Low WBC  
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Platelets   thrombocytes  
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steps of hemostasis   vascular spasm, formation of platelet plug, formation of blood clot  
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Hemostasis   formation of blood clot  
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synthesis of clotting factors requires...   vitamin K  
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Fibrinolysis   the process of clot dissolution  
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agglutinate   RBC clump together cause by reaction  
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Majority of americans have   RH positive blood  
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Created by: Kylee_cheyenne
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