As these new synapses are created, memories form.

当这些新突触产生时，记忆就形成了。

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

到三岁时，儿童大脑每个神突触数量是成年人两倍。

To distinguish the kind of synapse and precisely how strong each synapse is, we'll need even better resolution.

为了区分突触种类以及每个突触强度，我们将需要更好分辨率。

But it cannot show which synapses on them are silent.

但无法确定树突丝上哪些突触是沉默突触。

So you've got somewhere between 100 to 1,000 trillion synapses in your brain.

所以你大脑大约有 100 到 1000 万亿个突触。

If you're thinking cerebrum. Oh, synapse, I think neuron to something.

如果你在想大脑、突触，我想是神。

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

有成百上千种不同类型连接，或突触。

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

这样讯息能因神不断改变及神键和连结创造而被储存。

I'm talking about the synapse — the meeting point between two neurons.

我说是突触——两个神之间交汇点。

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

人脑含有1000亿个神和多达150兆神键。

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

请记住，信号通过电突触或化学突触在神之间传播。

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

为了弄清可卡因作用机制，让我们讲一讲大脑突触！

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

大脑这个比喻听起很诱人，但是“神”和“突触”值得我们引用一。

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

“它们会形成连接，这些连接会形成功能性突触，突触随后会联成网络。”

Consider that the human brain alone has 100 billion neurons, and each of those has 1000 to 10,000 synapses.

考虑到人类大脑本身就有 1000 亿神，每个神都有 1000 到 10000 个突触。

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个皮质神细胞之间突触，这种突触被称为锥体神，每个锥体神有数千个突触。

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

SSRIs 减少了对 5-羟色胺再摄取，从而增加了突触周围 5-羟色胺含量。

Current estimates suggest there are 600 trillion synapses in a human brain.

根据目前估计，人类大脑有600万亿个突触。

Filopodia did not, confirming the silence of their synapses.

而树突丝突触没有反应，证明它们突触是沉默突触。

I think it was quitting smoking that slowed me down; nicotine is a great synapse enhancer.

我想大概是戒烟让我速度减慢了；尼古丁在加强神突触活动方面功效很强。