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

你的出汗能力，扩血管的能力，所有这些能力都有助于散热降温。

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血管扩的迹象。

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

你的眼会开始分泌泪液，里面的血管扩，导致你的眼、燃烧、充血。

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，鼻腔充血的情况会有所变化。

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

而且你的血管扩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。

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，这一种有效的血管扩剂，能够降低患心血管疾病的风险。

And of course, sunlight, because of the release of nitric oxide, is also going to act as a vasodilator.

当然，阳光会一氧化氮的释放而起到扩血管的作用。

It's thought to be because you are warming your periphery and vasodilating your hands and feet because there's nothing warm.

人们认这你在温暖四肢的外围，使手脚的血管扩，那里没有温暖的地方。

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剂，我在健身房的表现反而会变得非常弱，弱很多。

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。

And if you don't drink that substance, then you have this big dilation and you get a very, very bad headache.

如果你不喝那种东西，那你就会出现严重的血管扩，然后会得到非常非常严重的头痛。

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，让更多的血液在体表附近流动并释放热量。

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，让血液涌至你的口腔上部，这个过程就会造成疼痛。

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.

在胎儿育期，动脉导管开放由于一种高浓度的血管扩剂前列腺素E2，由胎盘和动脉导管自身分泌。

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.

此， 在运动方面， 女性血管扩的能力存在一个较低的限度，这恰恰她们的肌肉量较少。

And there are things that can exacerbate rosacea such as alcohol intake or anything that acts as a vasodilator that dilates the vasculature innervating the skin.

有些素会加重酒渣鼻，例如酒精摄入或任何能作血管扩剂、使皮肤神经支配的血管扩的东西。

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， 使真皮肿胀充满液体。

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.

如果你对撞到腿时出的刺耳尖叫声感到尴尬，你开始脸。那你的血管扩了，只了打个招呼而已。

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，我们昏倒的原如果我们的血管扩，当你看到可怕的事情时就会生这种情况，你的大脑不再接受足够的血液。