Phase 0 of Cardiac Cell Depolarization in the Fast Potentials

question 78

Multiple Choice

Phase 0 of cardiac cell depolarization in the fast potentials is characterized by rapid:

• A) Efflux of Na⁺
• B) Influx of Na⁺
• C) Efflux of Ca⁺⁺
• D) Influx of Ca⁺⁺

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