797 results
Action potential in cardiomyocytes
The action potential in typical cardiomyocytes is composed of 5 phases (0-4), beginning
phase Phase 0: Depolarization ... Phase 1: Early repolarization ... phase Phase 3: Repolarization ... Myocytes #Phases #Depolarization ... #Repolarization
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... Delays ventricular repolarization ... - Ventricular Repolarization ... Vaughan Williams Classification ... #Pharmacology #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... prolong AV node repolarization ... interval (delays time repolarization ... prolong AV node repolarization ... #Pharmacology #Classification
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... Blockade • Slows depolarization ... Blockade • Slows depolarization ... Blockade • Slows depolarization ... VaughanWilliams #Classification
Action Potential: Depolarization and repolarization of a neuron

#ActionPotential #Depolarization #Repolarization #Neuron #Neurology #Pathophysiology
Action Potential: Depolarization ... and repolarization ... ActionPotential #Depolarization ... #Repolarization
Gustilo classification of open fractures #Diagnosis #EM #Ortho #Gustilo #Classification #Open #fractures
Gustilo classification ... fractures #Diagnosis #EM ... Ortho #Gustilo #Classification
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
for the rapid depolarization ... • Slows depolarization ... involved in phase 3 repolarization ... • Prolongs repolarization
Patellar Fracture Classification #Diagnosis #EM #Ortho #Sports #Patella #Fracture #Classification #ALiEM
Patellar Fracture Classification ... #Diagnosis #EM ... Patella #Fracture #Classification
Knee Dislocation Classification: Anterior vs Posterior  #Diagnosis #EM #Ortho #Sports #Knee #Dislocation #Diagram #Classification #Anterior
Knee Dislocation Classification ... Posterior #Diagnosis #EM ... Dislocation #Diagram #Classification
Major electrocardiogram findings induced by left ventricular hypertrophy (LVH)
An increase in left ventricular mass augments the
alteration in repolarization ... in left atrial depolarization