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6 Cards in this Set

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what 2 groups can leucocytes be defined as

granulocytes: have granules in their cytoplasm




non-granulocytes : do not have granules in their cytoplasm

neutrophils:


what are they


how many


function

65%




granulocytes with granules stained with acid red and basic blue dyes




have the power to engulf and digest foreign particles and bacteria

basophils:


what are they


how many


function

1%




granulocytes with granules stained with basic blue dye




produce herapin and histamine


they are a circulating mast cell

Eosinophils:


what are they


how many


function

4%


they are stained with acid red dye



they are increased in allergic reactions e.g. asthma




have antihistamine properties




they damped the mast cell effect ( anaphylactic shock)

Lymphocytes:


what are they


how many


function

25%




non granulocytes




contain the largest nucleus for the cell size


they travel in between blood and lymph every few hours




important in humoral and meditated immunity




B AND T CELLS

Monocytes


what are they


how many


function

5%




non-granulocytes




actively phagocytic cell with kidney shaped nucleus




in later stages of infection they remove dead bacteria and debris




the wound heals only after this has occurred.