When a muscle is contracted a nerve impulse is relayed to the brain, triggering other neuronal circuits and nervous centers.
当一块肌肉发生收缩时，一个神经脉冲就传递给大脑，要求其打开另外的神经元电路和神经区。
2
The remaining 1% is present in body tissues and fluids where it is essential for cell metabolism, muscle contraction and nerve impulse transmission.
剩余的1 ％存在于人体组织和液体的地方是必不可少的细胞代谢，肌肉收缩和神经冲动传递。
3
Calcium is important in the physiologic process of muscle or nervous reaction, nervous impulse transmission, heartbeat rhythm maintenance, blood solidification, cell coherence and so on.