Surrounding the blood vessel is a tumor.

包裹着管就是肿瘤。

Their noses are full of blood vessels.

它们鼻子里布满了管。

The old mice formed new blood vessels.

老年小白鼠形成管。

Any blood vessels encountered along the way are ligated.

操作过程中遇到任何管都要结扎。

That valve is a special type of blood vessel.

这种阀门是一种特殊类型管。

For over two days, the kidney was attached to her blood vessels.

在两天多间里，移植肾脏连接在她管上。

And blood flow can be reduced as blood vessels narrow.

且随着管变窄，流也会减少。

Next, blood vessels near your skin will begin to constrict.

接下来，你皮肤附近管会开始收缩。

Cardiovascular diseases (CVDs) are disorders of the heart and blood vessels.

心管疾病是心脏和管类疾病。

The mark on her skin was caused by broken blood vessels.

她皮肤上伤疤是因管破裂所造成。

Next scientists suggest the artificial blood vessel by imitating a pulse.

接下来，科学家建议通过模拟脉搏来建立人造管。

Why should we care about the blood vessel of a tumor?

为什麽我们要注意肿瘤管问题?

In the brain, the hypothalamus tells your blood vessels to constrict.

大脑中下丘脑会让管收缩。

But the tiny blood vessels just beneath your skin called capillaries break.

但是你皮肤下面毛细管破裂了。

And finally, high cholesterol which can lead to narrowing of blood vessels.

最后，高胆固醇也会造成管狭窄。

Platelets bunch up around those atherosclerotic sites in blood vessels, causing heart attacks.

小板聚集在管中动脉粥样硬化部位周围，导致心脏病发作。

The main cause of heart attacks and strokes are blockages in blood vessels.

造成心脏病和中风主要原因是管堵塞。

Nicotine narrows your blood vessels and puts added strain on your heart.

尼古丁可缩小管宽度，增加心脏负荷。

Icy water is a shock, and it makes blood vessels constrict.

冰水是一种冲击，它使管收缩。

Wow. And you know your blood vessels, because you got that question right.

哇，看来你真很了解管，因为你答对了。