Once attraction is confirmed, your bloodstream is flooded with norepinephrine, activating your fight or flight system.

一旦吸引力被确认，你的血液和肾上腺素一起沸腾，激发你的“战斗或逃跑”系统。

One, recognition of cardiac arrest and activating the emergency response system.

第一，识别心脏骤停并启动应急响应系统。

How do I activate the targeting system?

如果启动攻击系统？

From here, the signal activates the brain's reward system.

大脑皮层这，信号启动脑部的酬偿系统。

Syria activated air defense systems in response to the attacks.

叙利亚启动了防空系统以应对袭击。

And it also offers moderate exercise that activates our endocannabinoid system.

它还提供适度的运动来激活我们的内源性大麻素系统。

When your brain senses stress, it activates your autonomic nervous system.

当你的大脑感受到压力时，它会激活你的自主神经系统。

That is, it activates the language system, a network of regions involved in linguistic tasks.

也就是说，它激活了语言系统，这是一个涉及语言任务的区域网络。

It will immediately increase noradrenaline in the body to activate our fight and flight system.

它会立即增加体内的去甲肾上腺素，以激活我们的战斗和逃跑系统。

" So these odors, which, before, would strongly activate the olfactory system, essentially now didn't do anything."

“所以，这些以前会强烈激活嗅觉系统的气味现在基本上没有任何作用。”

Adderall also causes the release of norepinephrine, which activates the sympathetic nervous system, initiating your fight-or-flight response.

Adderall 还会导致去甲肾上腺素的释放，从而激活交感神经系统，引发你的“战或逃”反应。

So when a bumble bee lands on a flower and starts eating nectar, it activates its reward system.

所以当一只大黄蜂落在一朵花上并开始吃花蜜时，它激活了它的奖励系统。

Systems around the world, including the U.S., began to activate their incident management systems on January the 6.

包括美国在内，世界各地的系统都于1月6日开始启动其事件管理系统。

In response, the injured cells release inflammatory molecules called cytokines that activate the immune system to repair the injury.

对此反应，损伤的细胞释放出 称为“细胞因子”的发炎分子用来激活免疫系统和修复损伤。

Stress activates your sympathetic nervous system, which increases your heart rate and moderates your blood pressure using a hormone called cortisol.

压力会激活交感神经系统，利用一种叫皮质醇的激素增加心率及缓和血压。

I got a neuroanatomic lesion affecting my reticular activating system.

我有神经损伤影响到我脑袋的网状活化系统。

In rats and people, intentionally activating the immune system and triggering the release of cytokines increases anxiety.

在老鼠和人身上， 有意激活免疫系统并触发细胞因子的释放会增加焦虑。

Stimulants initially speed up or activate the central nervous system, whereas depressants slow it down.

兴奋剂最初会加速或激活中枢神经系统，而抑制剂会减慢其速度。

Tumour cells may activate these same systems when they start to metastasise, allowing them to move through tissues.

当肿瘤细胞开始转移时，它们可能会激活这些相同的系统，从而使它们能够穿过组织。

This emotional whirlwind also likely activates your body's alarm system, the stress axis, leaving you feeling shaken and restless.

这种情绪旋风还可能激活您身体的警报系统，即压力轴，让您感到动摇和焦躁不安。