action potential of muscle

例句：

1. 1.The muscle cells are the primary source of this action potential.
   肌肉细胞是这种动作电位的主要来源。
2. 2. During the action potential, the sodium ions flow through the cell membrane.
   在动作电位期间，钠离子通过细胞膜流动。
3. 3. The action potential is a crucial part of the nervous system's communication process.
   动作电位是神经系统通信过程的重要组成部分。