Histamine dilates local blood vessels increases capillary permeability Result is redness,heat and swelling heat unfavorable to microorganisms mobilizes white blood cells(monocytes) raises metabolic rate of surrounding cells Complement-chemotaxsis agent recruits in WBC to injury site The Inflammatory Response starts with release of histamine and other chemicals ends with WBC cleaning up the debris Histamine - dilates local blood vessels - increases capillary permeability Result is redness, heat and swelling heat - unfavorable to microorganisms - mobilizes white blood cells (monocytes) - raises metabolic rate of surrounding cells Complement - chemotaxsis agent - recruits in WBC to injury site The Inflammatory Response - starts with release of histamine and other chemicals - ends with WBC cleaning up the debris