5 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... contraction of atrial ... #Pharmacology # ... #pathophysiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Palpitations, light-headedness ... Decompensated HF ... electrical) • Antiarrhythmic ... diagnosis #management #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... Vaughan #Williams #Pharmacology ... Classification #Classes ... #pathophysiology ... #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... Decreased heart rate ... #cardiology
Fetal and Post Transition Circulation

In the fetal circulatory system, oxygenated blood is delivered via the umbilical
oxygenated blood passes ... atrium and into ... the left atrium ... #Circulation #Pathophysiology ... #Cardiology #Anatomy