Autorhythmicity: T Contractility: acute; chronic I ③ Ren polyuria( sensitivity ofADH↓) 4 GI smooth muscles (hyperpolarization) 5 acid-base balance(metabolic alkalosis) 4. principles of treatment supply potassiun口服最好。原则:见尿补钾 血浓缩 anurla不排钾 补钾速度:10-20mmo/h 可能有酸中毒补钾浓度:20-40 mmolLAutorhythmicity: Contractility: acute ; chronic ③ Ren polyuria (sensitivity of ADH ) ④ GI smooth muscles (hyperpolarization) ⑤ acid-base balance (metabolic alkalosis) 4. principles of treatment supply potassium 口服最好。原则：见尿补钾。 血浓缩 anuria 不排钾 补钾速度：10-20mmol/h 可能有酸中毒 补钾浓度：20-40mmol/L