Absence of myelin sheath means that the nerve impulses become slow and sluggish.

失去髓鞘后，神经冲动传导会变得迟缓。

Once absorbed, the chemical binds to sodium channel proteins, which help propagate nerve impulses.

一旦被吸收，这种化学品就会与有助于传播神经冲动的钠通道蛋白结合。

It regulates nerve impulses, muscle contractions and maintains the body's balance of water and minerals.

盐可以调节神经脉冲的传递、肌肉收缩，并维持体内水分和矿物质的平衡。

Olfactory nerve impulses enter the brain near the amygdala and other regions that process emotion and memory.

嗅觉神经脉冲进入杏仁核和其他处理情绪和记忆的区域附近的大脑。

Myelin speeds up nerve impulses, allowing actions associated with certain neurons to be performed with much less mental energy.

髓磷脂加快了神经冲动的速度，使得与某些神经元相关的动作可以用更少的精神能量来完成。

Adenosine slows down nerve impulses in the brain, causing drowsiness as it depresses the central nervous system in the process.

腺苷会减慢大脑中的神经冲动，在这一过程中抑制中枢神经系统，由此使人昏昏欲睡。

Growth and repair of cells, muscle contraction, protein synthesis, sending nerve impulses, absorbing molecules, and active transport, to name just a few.

细胞的生长和修复、肌肉收缩、蛋白质合成、发送神经冲动、吸收分子和主动运输等等。

This established the brain as the control center for nerve impulses that determine our thoughts and movement.

这使大脑成为决定我们思想和运动的神经冲动的控制中心。

We use sodium and chloride ions to keep our cells inflated, to regulate blood pressure and convey electrical nerve impulses throughout our body.

我们使用钠离子和氯离子来保持细胞膨胀，调节血液压力并在我们的全身传递神经电脉冲。

It's a key component in cell-to-cell communication and the optimal transmission of nerve impulses to and from organs like the heart and brain.

盐是细胞间通讯的关键介质，也是神经脉冲进出心脏和大脑等器官的最佳通道。

And the faster these nerve impulses fire, the stronger each successive twitch gets, since the muscle doesn't get a chance to relax in between.

这些神经脉冲激发得越快，每次连续的抽搐就越强烈，因为肌肉在这期间没有机会放松。

These nerve impulses are then relayed through the hearing pathway to the brain, where they result in the sounds we perceive.

然后，这些神经冲动通过听觉通路传递到大脑，从而产生我们所感知的声音。

These chemical changes set off  a chain reaction of messages in the form of nerve impulses that reach the central nervous system.

这些化学变化以神经冲动的形式引发信息连锁反应，到达中枢神经系统。

The result is a progressive loss of nerve impulse conduction, which causes loss of sensation and muscle paralysis in the limbs and can eventually lead to respiratory failure.

临床表现即进行性神经冲动传导丧失，引起四肢的知觉消失和肌麻痹，最终导致呼吸衰竭。

Your brain alone contains billions of them — they're what generate and conduct the electrochemical nerve impulses that let you think, and dream, and eat nachos, or do anything.

仅你的大脑就包含数十亿个神经元——它们产生并传导电化学神经脉冲，得以让你思考、做梦、吃玉米片或做任何事情。

It is a way of communication from the CNS to the rest of the body by nerve impulses that regulate the functions of the human body.

它是中枢神经系统通过神经冲动与身体其他部位的一种交流方式，从而调节人体功能。

Oh and that's not all, the heart also communicates with the brain in several different ways, neurologically the two organs transmit nerve impulses back and forth, controlling integral bodily functions.

不仅如此，心脏还以多种不同的方式与大脑进行交流，在神经学上，这两个器官来回传递神经冲动，控制身体的整体功能。

The job of a sensory cell is to convert these various kinds of energy into a form that the brain can  interpret into tiny electrical nerve impulses.

感觉细胞的工作是将这些不同种类的能量转化为大脑可以解释为微小电神经冲动的形式。

Just as the ear's mechanoreceptors or the tongue's chemoreceptors convert sounds and chemicals into action potentials, so too do your eyes' photoreceptors convert light energy into nerve impulses that the brain can understand.

就像耳朵的机械感受器或舌头的化学感受器将声音和化学物质转化为动作电位一样，眼睛的光感受器也将光能转化为大脑可以理解的神经脉冲。