Unformatted text preview: Neutrophi ls Also called polymorphonuclear leukocytes
50—70% of circulating WBCs 12 um in dia 10 hour life span - eats 12-24 bacteria first
Very dense 2-5 segment nucleus Pale cytoplasm granules with lysosomal enzymes Et
bactericides (hydrogen peroxide and superoxide) Neutrophil Action Very active, first to attack bacteria, fungi, and some viruses
Digest pathogens Release prostaglandins (hormones) and leukotrienes (calls
other cells). Contributes to local inflammation Form pus (dead neutrophils, cell debris and waste) ...
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- Spring '11