Remember, signals travel between neurons either by electrical or chemical synapses.

请记住，信号通过电突触或化突触在神元之间传播。

In both systems, neurons release acetylcholine, or ACh, in their preganglionic synapses.

在这两个系统中，神元在节前突触中释放乙酰胆碱。

As these new synapses are created, memories form.

当这些新突触产生时，记忆就形了。

The process of pairing the homologous chromosomes is called synapsis.

同源染对的过程称为联会。

By the age of three, a child's brain has twice as many synapses per neuron than in adults.

到三岁时，儿童大脑中每个神元的突触数量是年人的两倍。

But it cannot show which synapses on them are silent.

但无法确定树突丝上的哪些突触是沉默突触。

Filopodia did not, confirming the silence of their synapses.

而树突丝的突触没有反应，证明它们的突触是沉默突触。

There are hundreds, possibly thousands of different kinds of connections, or synapses.

有百上千种不同类型的连接，或突触。

This information is saved by altering neurons and creating synapses and connections.

这样的讯息能因神元的不断改变及神键和连结的创造而被储存下来。

The human brain has 100 billion neurons and up to 150 trillion synapses.

人脑含有1000亿个神元和多达150兆神键。

The result was no damage to synapses, and no hearing loss in the mice.

结果是突触没有损伤，小鼠也没有听力损失。

Some of your synapses are electrical — that would be like an immediate group text.

你的一些突触是电的——这就像一个即时的小组聊天。

SSRIs reduce the reuptake of serotonin, which increases the amount of serotonin hanging around synapses.

SSRIs 减少了对 5-羟胺的再摄取，从而增加了突触周围的 5-羟胺含量。

To understand how cocaine works, let's zoom into one of the synapses of the brain.

为了弄清可卡因的作用机制，让我们来讲一讲大脑的突触！

The metaphor of the brain is tempting, but " neurons" and " synapses" deserve those scare-quotes.

大脑这个比喻听起来很诱人，但是“神元”和“突触”值得我们引用一下。

" And they will form connections, and these connections will form functional synapses that will, later on, turn into networks."

“它们会形连接，这些连接会形功能性突触，突触随后会联网络。”

They studied 2,234 synapses between cortical nerve cells of a type called pyramidal neurons, which have thousands of synapses each.

他们研究了2234个皮质神细胞之间的突触，这种突触被称为锥神元，每个锥神元有数千个突触。

The human brain contains about 86 billion neurons, connected by at least a hundred trillion synapses.

人脑包含约860亿个神元，它们通过至少一百万亿个突触相连。

The synapses add existing footage from the long-term memory to make it a creative and memorable experience.

这些突触添加了长期记忆中已有的片段，使之为一种创造性的、令人难忘的验。

Neurons and synapses are the cells and electric forces that carry messages to and from the brain.

神元和神键就是从大脑传送和接收信息的细胞和电力。