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。

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。

Heavy drinking can interfere with the balance of those brain messengers, called neurotransmitters, which can be responsible for positive mental health.

大量饮酒会干扰那些被称为神经递质的大脑信使的平衡，这可能对良好的心理健康有帮助。

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。

In the evening, as Denise was returning from dinner, a messenger called her: " You are wanted at the director's office, mademoiselle" .

晚上，当丹妮丝吃完晚饭回来时，一名信使打电话给她：“主任办公室需要你，小姐”。

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。