Bio 111 Blood

24 terms by agresser 

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erythrocytes

red blood cells

leukocytes

white blood cells

thrombocytes

platelets

hemopoiesis

process of blood cell production in red bone marrow

erythropoietin

hormone from kidney that stimulates RBC synthesis

120 days

average RBC lifespan

granulocytes

WBC with many cytoplasmic granules

agranulocytes

WBC with no or few granules

neutrophil

most abundant WBC

basophil

rarest WBC

monocyte

largest WBC

neutrophil

WBC with small lilac granules and segmented nucleus

eosinophil

WBC with large orange-red granules and bi-lobed nucleus

basophil

WBC with dark purple granules and bilobed nucleus

monocyte

WBC with indented nucleus and may vacuoles in cytoplasm

lymphocyte

WBC that varies in size, has nucleus that is round or oval and dark purple

neutrophil

phagocytizes bacteria and some fungi; increases in bacterial infections

eosinophil

defends body against large parasites and releases chemicals associated with allergic reactions

basophil

granules contain histamine and heparin; initiates inflammatory response in the body

monocyte

becomes a macrophage (phagocyte) in tissues; active during chronic infections

lymphocyte

important cell of immune responses; B&T types; increase in viral infections

platelets

pieces of cytoplasm from megakaryocytes (not a complete set)

thrombopoietin

regulates production of platelets

hemostasis

process of stopping the flow of blood

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