Rates of correction Buffers function almost instantaneously Respiratory mechanisms take several minutes to hours Renal mechanisms may take several hours to days
Rates of correction • Buffers function almost instantaneously • Respiratory mechanisms take several minutes to hours • Renal mechanisms may take several hours to days
二、C| assification of acid-base disturbances and laboratory tests
二、Classification of acid-base disturbances and laboratory tests
pH Review pH=-log [hf H is really a proton Range is from 0-14 If Hf is high, the solution is acidic, pH<7 If [H] is low, the solution is basic or alkaline; pH> 7 68 735 7,45 7,8 death acidosis alkalosis death H+】160 40 16 nmol/L
• pH = - log [H+ ] • H+ is really a proton • Range is from 0 - 14 • If [H+ ] is high, the solution is acidic; pH < 7 • If [H+ ] is low, the solution is basic or alkaline ; pH > 7 pH Review 7.35 7.45 acidosis 6.8 alkalosis 7.8 death death pH 【H 160 40 16 nmol/L +】