How can the hormone adrenaline that does not act directly on the brain have a regulatory effect on brain function?
肾上腺素不直接作用于大脑，怎么会对大脑功能产生调节作用呢？
Since one consequence of adrenaline release in an animal is an increase in blood glucose levels, we examined the effects of glucose on memory in rats.
由于肾上腺素在动物体内释放的结果之一是血糖水平的升高，我们检查了葡萄糖对大鼠记忆的影响。
"Cortisol and adrenaline go up and down," he said.
“皮质醇和肾上腺素升高和降低，”他说。
The adrenal gland dumps cortisol and adrenaline into the blood stream.
肾上腺分泌大量的皮质醇和肾上腺素进入血液。
"If I just wanted an adrenaline rush, I could jump out of an aeroplane," he said.
“如果这只是我的一时亢奋的话，我可以从飞机上跳下去，”他说道。
A hole is cut in the ice to expose enough water for adrenaline junkies to dive into.
在冰面上凿开一个洞，为那些“冬泳迷”们开拓出足够的水域来畅游一番。
The adrenaline of that June night gave him an edge, but it didn't turn him into the Incredible Hulk.
6月的那个夜晚，肾上腺激素让他达到了极限，但并没有把他变成“绿巨人”。
FOR sheer adrenaline, the new computer game "foldit", does not match the likes of "Grand Theft Auto IV".
纯粹从惊险程度(让人肾上腺素分泌多寡)讲，新的电子游戏“foldit”比不上“侠盗飞车IV”那一类游戏。
It is far from clear how strongly the economy will grow when the adrenaline of stimulus is withdrawn.
当刺激计划退出之后，经济增长的势头又会如何，这一点还远远不清楚。
Both Tim and Chris had been out there long enough that any naive desire to chase adrenaline was long gone.
蒂姆和克里斯两个人都在那里呆了足够久的时间，那种追求刺激的天真想法早就不存在了。
Physical exertion too close to bedtime energizes your body’s systems by stimulation the release of adrenaline.
临睡前的剧烈活动会刺激肾上腺素的释放，从而使身体充满活力。
Young relationships start out with an adrenaline rush. Your heart RACES, you get giddy, you're alert, awake and excited.
当一段新的恋情开始时，你总会感觉到肾上腺素的飙升，此时你心跳加速，头晕目眩，你变得清醒，机敏和兴奋。
This alarm sends a signal to your adrenal glands to release a surge of stress hormones, including adrenaline and cortisol.
这个警报传递出一个信号给肾上腺使其释放出大量的应激激素，包括肾上腺素和皮质醇。
When I look at even the most recent dictionaries I am told that adrenaline is a synonym for epinephrine [ep-in-eph-rin].
在查过一些最新出版的词典以后，我仍然只读到adrenaline是epinephrine [ep - in - eph - rin]的同义词。
Irregular sleep patterns boost adrenaline levels, causing blood pressure to rise - which is a big risk factor for heart attacks.
不规律的睡眠会增加肾上腺素的分泌，导致血压升高——这是心脏病的一大诱因。
It releases adrenaline and can interfere with sleep, increase tension, and decrease the immune systems ability to protect the body.
它会释放肾上腺素，可以干扰睡眠，增强紧张感和降低免疫系统保护人体的能力。
Breathing deeply allows your body to fill with oxygen. This will stop the adrenaline rush that floods your body when you are angry.
深呼吸有助于增加你吸入的氧气量，有助于阻止你发怒时肾上腺素的增加。
As you learned from the experimenter after it was finished, you were actually given a shot of adrenaline, not a vitamin preparation.
正如你事后从实验者那了解到的那样，你实际上被注射了肾上腺素而不是维他命。
Instead, it is typically triggered by acute emotion or physical trauma that releases a surge of adrenaline that overwhelms the heart.
相反，它通常由剧烈的情感或身体外伤引发，患者肾上腺素水平骤然升高，心脏不堪重负。
Many also gravitate toward adrenaline-charged jobs as day traders, test pilots, brain surgeons and bomb defusers, some studies find.
有研究发现，很多人还倾向于选择日内短线交易员、试飞员、脑外科医生和拆弹专家等刺激肾上腺素的工作。
When we're confronted with danger, epinephrine (adrenaline) starts pumping, the heart speeds up, blood pressure increases, breathing quickens.
当我们遭遇危险时，肾上腺素就会大量分泌，心跳加速，血压升高，呼吸变快。
"You hear 'Action!' and your adrenaline gets going a bit, and then you just hope you don't mess up when the camera comes around," Airman Dunk said.
“你只听一声‘开拍’，然后你肾上腺素的水平马上就升高一点儿，随后你就期望当摄像机过来的时候你不会把事情搞砸，”敦克下士说。
Every time I hear the last call before the show starts, I feel the adrenaline start to pump, probably like how a horse feels before it starts a race.
每当我听到表演开始之前的最后通报，就会觉得肾上腺素开始分泌，大概是像马在比赛开始之前的那种感觉吧。
Banks have been ordered to run stress tests involving a sudden jump in interest rates, in preparation for central Banks' withdrawal of monetary adrenaline.
银行界已经被命令进行关于突然上调银行利率的压力测试，为央行取消货币刺激政策做准备。
Some adrenaline is good because it can help sharpen our focus, she said.But too much adrenaline can drive us out of our focus zone and into anxiety and tension.
适当的肾上腺素会帮助我们集中注意力，但过多的肾上腺素反而会让我们注意力分散，并感到紧张和焦虑。
“Studies show that the arousal that’s created through [an adrenaline-producing] activity can get transferred to your partner and your relationship, ” Orbuch said.
Orbuch说：“研究表明，由一些活动激发起的兴奋和激情能够传递给你的伴侣，感染你们之间的关系。”
The person suffering from food allergy must always carry a first aid kit containing adrenaline and antihistamine injections in case of accidental intake of the allergens.
食物过敏的人建议必须时刻带上装有肾上腺素和抗组织胺注射的急救包，以便偶然摄入过敏原时使用。
The chill also offers challenges. Ice swimming, for example, seems to be one with global appeal. A hole is cut in the ice to expose enough water for adrenaline junkies to dive into.
严寒也给予人们一些挑战。比如冬泳，这似乎是一项在全球范围内都极具魅力的运动。在冰面上凿开一个洞，为那些“冬泳迷”们开拓出足够的水域来畅游一番。
Cortisol and adrenaline are essential components of humans' 'fight or flight' mechanism - the neuro-biological response to stressful situations that has evolved through millions of years.
皮质醇和肾上腺素是人体对抗机制的必要组成部分，这种生物神经机能对于危险情势的反应已经进化了数百万年。
Cortisol and adrenaline are essential components of humans' 'fight or flight' mechanism - the neuro-biological response to stressful situations that has evolved through millions of years.
皮质醇和肾上腺素是人体对抗机制的必要组成部分，这种生物神经机能对于危险情势的反应已经进化了数百万年。
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