Physiology Movement and eventual equilibrium of Na+, K+and Cl- across the muscle membrane would develop a potential of: A - 94 mV B - 89 mV C + 61 mV D - 86 mV 💡 Explanation Movement and eventual equilibrium of Na+, K+and Cl- across the muscle membrane would develop a potential of: ✓ Correct Answer: D. - 86 mV