You might not notice your heart rate becoming irregular, your blood vessels dilating, or your loss of fine motor control, but you will notice something is different as you become " drunk" or " intoxicated" .

你可能不会注意到你的心脏率变得不规则，你的血管扩张，或者你对精确运动控制的损失，但你会感觉到不一样，会感觉到自己“喝醉了”，或者是“中毒了”。

Your ability to sweat, dilating your blood vessels, all those things help promote heat loss.

你的出汗能力，扩张血管的能力，所有能力都有助于散热降温。

Similarly, during a brain freeze, blood vessels in your brain widen sending a rush of blood to the roof of your mouth and, in the process, causing pain.

类似的，你在经历冰淇淋头痛的时候，大脑中的血管扩张，让血液涌至你的口腔上部，个过程就会造成疼痛。

The reason that we pass out in general is because if our blood vessels dilate, which is what's happening when you see something that's scary, and your brain is not receiving enough blood anymore.

一般来说，我们昏倒的原因是因为如果我们的血管扩张，当你到可怕的事情时就会发生种情况，你的大脑不再接受足够的血液。

When air temperatures climb, the hypothalamus tells blood vessels near the skin to widen, allowing more blood to flow near the body's surface and release heat.

气温升高时，下丘脑会让皮肤附近的血管扩张，让更多的血液在体表附近流动并释放热量。

And, if you're embarrassed about the piercing shriek that you let out when you bumped your leg, and you start to blush. Well, that's your blood vessels, too, expanding just to say hello.

如果你对撞到腿时发出的刺声感到尴尬，你开始脸红。那是因为你的血管扩张了，只是为了打个招呼而已。

In fetal development, the ductus arteriosus is kept open by high levels of a vasodilator prostaglandin E2 which is made by the placenta and by the ductus arteriosus itself.

在胎儿发育期，动脉导管开放是由于一种高浓度的血管扩张剂前列腺素E2，由胎盘和动脉导管自身分泌。

There is a change in sort of that nasal congestion during pregnancy as all the blood vessels come to the surface.

怀孕期间，由于血管扩张，鼻腔充血的情况会有所变化。

Once you step out of the warmth, the dilated blood vessels radiate out the inner heat to your environment and your core body temperature plummets.

一旦人走出温暖的环境，扩张的血管会将体内的热量辐射到周围的环境中，人体的核心体温会直线下降。

Your eyes begin to water, and the blood vessels inside them enlarge, giving you red, burning, bloodshot eyes.

你的眼睛会开始分泌泪液，里面的血管扩张，导致你的眼睛发红、燃烧、充血。

Siedlecki's team was looking for signs that the chocolate had enlarged blood vessels in the eye.

希德莱基团队正在寻找巧克力使眼睛血管扩张的迹象。

If you're too hot, the hypothalamus produces signals that activate your sweat glands or make your blood vessels dilate, moving blood closer to the skin's surface— all of which releases heat and cools you off.

如果你的体温太高了，下丘脑会产生激活汗腺的信号，或者使你的血管扩张，让血液更接近皮肤表面——都会释放掉多余的热量，以降低你的体温。

And your blood vessels dilated to get blood to your extremities.

而且你的血管扩张以将血液输送到四肢。

And of course the alcohol is going to vasodilate you too.

当然，酒精也会使你的血管扩张。

Because you're having the caffeine, you're having a little bit of the blood thin from the aspirin, and then the vasodilatory properties and the carnosine aspect for muscle contraction from the beta alanine.

因为你摄入了咖啡因， 有一点点来自阿司匹林的血液稀释效果，还有来自β-丙氨酸的血管扩张特性以及对肌肉收缩有益的卡尼碱成分。

So an erections in both men and women are dependent upon dilation of the blood vessels to get engorgement, to get increase in blood flow, and that's what an erection is.

所以无论是男性还是女性的勃起，都依赖于血管的扩张以增加血液充盈和血流量，就是勃起。

Immediately they start killing  bacteria, release chemicals that call for reinforcements and order your blood vessels to  open up and make your dermis swell up with fluid.

它们立即开始杀死细菌，释放化学物质召唤增援， 并命令你的血管扩张， 使真皮肿胀充满液体。

So when it comes to exercise, women have a lower limit for how much their blood vessels can expand, precisely because they have less muscle mass.

因此， 在运动方面， 女性血管扩张的能力存在一个较低的限度，恰恰是因为她们的肌肉量较少。

So then if I add any really powerful vasodilator, I am really ironically weaker in the gym, a lot weaker.

所以， 如果我加入任何强效的血管扩张剂，我在健身房的表现反而会变得非常弱，弱很多。

They also point to nitric oxide, a potent blood-vessel widener capable of reducing the risk of cardiovascular disease.

他们还指出了一氧化氮，是一种有效的血管扩张剂，能够降低患心血管疾病的风险。