3)effect on body (1 cardiovascular system hyperkalemia arrhythmia HIt:- contractility I peripheral resistance I 2 central nervous system TH→ATP↓,Y- amino butyric acid 1 (Somnolence, coma) 4)principles of treatment3) effect on body ① cardiovascular system hyperkalemia arrhythmia [H+ ] : contractility peripheral resistance ② central nervous system [H+ ] ATP , γ-amino butyric acid (somnolence, coma) 4) principles of treatment