2754 results
Cardiac Cycle - Pathophysiology
 - Atrial Contraction
 - Isovolumetric Contraction
 - Rapid Ventricular Ejection
 - Slow
Ventricular Ejection - Slow ... Ventricular Filling - Slow ... Pathophysiology #cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
depolarization in slow ... depolarization in slow ... AP cells • Slow ... Classification #Classes #cardiology
Canon A waves on Physical Examination

Associated with complete heart block. Notice the relatively slow HR. Echocardiography
the relatively slow ... #PhysicalExam #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Strong Blockade, Slow ... of phase 4 to slow ... • MOA: Block slow ... inotropy) ACCP Cardiology ... pathophysiology #cardiology
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
bradycardia, a fib with slow ... electrocardiogram #cardiology
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
with an unusually slow ... Arrhythmias #diagnosis #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
open leading to slow ... of phase 4 to slow ... • MOA: Block slow ... inotropy) ACCP Cardiology ... pathophysiology #phases #cardiology
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
automaticity) with slow ... ecg #toxicology #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
current from the slow ... conducted through the slow ... reaches the end of slow ... Pathophysiology #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
waves (fast up, slow ... electrocardiogram #cardiology