5 results
Cardiac Myocyte Contractile cycle
 - Ca2+ binds to TnC → TnI is inhibited → conformational change
Cardiac Myocyte Contractile ... progressively shorten ... #Pathophysiology ... Cardiology #Myocyte #Contractile ... #Cycle #Contraction
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
influx initiating contraction ... occurs initiating contraction ... Vaughan Williams Classification ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... repolarization - ↓ contraction ... #Pharmacology #Classification ... #Classes #pathophysiology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity #Types #Classification ... #Pathophysiology ... Diagnosis #Reactions #Table
Adrenoceptor Actions
α1
 • Vascular smooth muscle - Contraction
 • Genitourinary smooth muscle - Contraction
 • Intestinal
smooth muscle - Contraction ... smooth muscle - Contraction ... smooth muscle - Contraction ... #pharmacology #pathophysiology ... #comparison #table