5 results
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... depolarization in fast AP cells ... VaughanWilliams #Classification ... #Classes #cardiology ... #pharmacology
Coronal / transverse view - Directional indicator: Pointed to patient’s right side - Appropriate transducer orientation
Coronal / transverse ... view - Directional ... orientation for the coronal ... exam #EM #Obgyn #Radiology ... #Orientation #ALiEM
Ectopic pregnancy on transvaginal ultrasound, coronal view. Shown is a yolk sac within an extra-uterine gestational
transvaginal ultrasound, coronal ... view. ... Clinical #Obgyn #Radiology ... TransVaginal #POCUS #Coronal ... #Ectopic #ALiEM
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... ++ influx into cells ... Vaughan #Williams #Pharmacology ... #Classification ... pathophysiology #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... increases out of cells ... Vaughan Williams Classification ... Antiarrhythmics #Pharmacology ... #Classification