Action Potential Phases in Cardiac Muscle
A concise flashcard depicting the five phases of cardiac muscle action potentials, from rapid depolarization to resting potential. It emphasizes ion channel activity (Na+, K+, Ca2+) and refractory periods, essential for understanding arrhythmias and ECG correlations.
This asset is part of Best Physiology Flashcards for USMLE Step 1 (Tried & Tested) published by SheetForge. Licensed under CC BY 4.0 — Free for personal use. Free to use with attribution.