And some link consciousness to chemical messengers, like dopamine and GABA, in the brain.

还有一些将意识与大脑中的化学信使联系起来，比如多巴胺和 GABA。

But instead of emissaries and ambassadors, your body sends out tiny chemical messengers called hormones.

但你的身体发出微小的化学信使叫做荷尔蒙而不是使者和大使。

Your brain could be growing new neurons, not just responding to a short-term change in chemical messengers.

你的大脑中可能正在生长新的神经元，而不仅仅是对化学递质的短期变化做出回应。

We find secreted chemical messengers in everything from single-celled organisms, to plants, to you, and your dog.

我们在从单细胞生物到植物，再到你和你的狗的一切事物中都发现了分泌的化学信使。

This happens because our bodies release chemical messengers called endorphins and endocannabinoids during exercise, which make us feel happy and content.

这是因为我们在运动时，身体释放出名为内啡肽和内源性大麻素的化学信使，使我们感到快乐和满足。

In chronic disease states, chemical messengers called cytokines mediate this pathologic process in the kidney, immune system, and the GI tract.

在慢性疾病中，称为细胞因子的化学信使在肾脏、免疫系统和胃肠道中介导了这一病理过程。

Amino acids contain the precursors to neurotransmitters, the chemical messengers that carry signals between neurons, affecting things like mood, sleep, attentiveness, and weight.

氨基酸含有构成神经递质的前体蛋白，神经递质就是在神经元之间传递信号的化学物质，会影响人类的情绪，睡眠，注意力，及体重。

In our previous video on marijuana which you can click here we explain the actions of neurons and their chemical messengers called neurotransmitters.

我们在之前关于大麻的视频中，解释了神经元及其被称为神经递质的化学讯号物的行为。

It's a chemical messenger that is important in craving and rewards.

它是一种化学信使， 对渴望和奖励很重要。

This flow of positively-charged calcium ions causes all those tiny synaptic vesicles to fuse with the cell membrane and purge their chemical messengers.

这种带正电荷的钙离子流动导致所有这些微小的突触囊泡与细胞膜融合并清除它们的化学信使。

In their natural, healthy state, your synapses know when to excite, when to inhibit, when to use electricity and when to dispatch the chemical messengers.

在它们自然、健康的状态下，你的突触知道什么时候兴奋，什么时候抑制，什么时候用电，什么时候派遣化学信使。

Your brain also takes into account chemical messengers in the form of hormones produced by endocrine cells throughout your digestive system.

您的大脑还会考虑整个消化系统内分泌细胞产生的激素形式的化学信使。

A hormone is a chemical messenger produced by a cell that effects specific change in the cellular activity of target cells.

激素是细胞产生的一种化学信使，它能引起靶细胞活动的特定变化。

And cortisol tells the body to make more immune cells and more inflammatory chemical messengers in case it needs to ward off an infection.

皮质醇告诉身体制造更多的免疫细胞和更多的炎症化学信使，以防它需要抵御感染。

Normally, electrical signals, or action potentials, travel down the axon to the axon terminal, where they trigger the release of chemical messengers called neurotransmitters from synaptic vesicles into the synapse.

通常情况下，电信号或动作电位通过轴突传递到轴突末梢，从而刺激化学信号分子（神经递质）从突触小泡释放到突触间隙。

The former exerts its control by means of chemical messengers called hormones. Hormones are produced by a variety of endocrine glands, which release the hormones directly into the blood stream.

垂体是人体的主要腺体，位于头脑中间部的下方。它产生至少8种激素，影响生长，肾功能和性器官的发育。

Thousands of amoebas act together like one, like minions to their chemical messenger overlord, eventually even morphing into weird tree-like structures that allow a few lucky individuals to escape as spores to better and more fruitful lands.

成千上万的变形虫像一个人一样一起行动，就像它们的化学信使霸主的爪牙，最终甚至变成奇怪的树状结构，让一些幸运的个体作为孢子逃往更好、更肥沃的土地。

In fact, there are at least 50 different types of these chemical messengers at work in your body at this very minute, but only a very few of them have anything at all to do with sex.

事实上，此时此刻，至少有 50 种不同类型的化学信使在你体内工作，但其中只有极少数与性有关。

Because I'm sorry to say this, Neil, but it's more about brain chemistry than romance – specifically hormones, chemical messengers which the body releases into the blood to control our growth, mood, and yes – falling in love.

很抱歉这么说，尼尔，但这更多的是关于大脑化学反应而不是浪漫——特别是激素，即身体释放到血液中的化学信使，以控制我们的成长、情绪，当然还有——坠入爱河。

You remember hormones, those chemical messengers brewed up by the endocrine system that travel through the bloodstream and regulate all sorts of physiological and behavioral activities from growth to digestion to sleep to sex.

你记得荷尔蒙，那些由内分泌系统产生的化学信使， 它们通过血液流动， 调节从生长到消化到睡眠再到性行为的各种生理和行为活动。