- respiratory b. the marked increase in metabolic activity that occurs in phagocytes and certain other cells following binding of particles resulting in an increase in oxygen consumption, formation of superoxide anion, formation of hydrogen peroxide, and activation of the hexose monophosphate shunt.
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(bərst) 1. a sudden, intense increase in activity. 2. a small explosion. 3. on an electroencephalogram, any short waveform that has an abrupt onset and termination and differs from background activity.Medical dictionary. 2011.