Uh, so Naomi's heart valve...wh-what does this mean?

哦，那 Naomi 的心脏瓣膜...这是什么意思？

Pig heart valves have been used successfully for many years in humans.

猪的心脏瓣膜已被成功用于人类治疗很多年了。

So instead of three flaps opening every time, you breathe in and out, two.

所每次你吸气和呼气时，不是打开三个瓣膜，而是打开两个。

Naomi Cline, 43, had her tricuspid valve replaced three years ago with a porcine valve, sir.

Naomi Cline，43岁，三年前猪生物瓣膜行三尖瓣置换术。

It's basically a one way valve that prevents urine from refluxing backwards from the bladder into the ureters.

基本上如同一个单向瓣膜，阻止尿液从膀胱返流进入输尿管。

In particular, it's implicated in oxidative stress and myocardial fibrosis — an abnormal thickening of the heart valves.

醛固酮与氧化应和心肌纤维化（心脏瓣膜异常增厚）尤其相关。

So, in every step, some valves have to open and others have to close.

所，在每一个步中，某些瓣膜须开放，而另一些则须关上。

What you're really hearing there are the person's heart valves opening and closing.

你真正听到的是人的心脏瓣膜打开和关闭。

Threaded through a person's blood vessels, the sensor can provide blood pressure readings at the valve of the heart itself.

穿过一个人的血管，可在心脏瓣膜提供血压读数。

Some individuals might also need surgery to remove a blockage or to repair the valve at the ureterovesical junction.

有些个体可能需要通过手术来移除阻塞，或修补输尿管口缺损的瓣膜。

When those valves close, the high-pressure blood that's leaving the heart tries to rush back in, but runs into the valves.

当这些瓣膜关闭时，离开心脏的高压血液试图冲回来，但却跑进了瓣膜。

Now, all that blood then goes through the first of two atrioventricular valves that separate the atria from the ventricles.

然后，所有血液首先经过三尖瓣，它是将心房、心室分开的房室瓣膜之一。

I'm learning about valves in the heart.

我正在学习心脏瓣膜。

The group also notes that radiation can cause heart rhythm disorders and structural damage in blood vessels and heart valves.

美国心脏协会还指出，辐射可能导致心律失常和血管和心脏瓣膜的结构损伤。

Although it would be unusual for rheumatic heart disease to cause ventricular dysrhythmias, we've still got to check your valves.

也许那对风湿性心脏病来说，心室疾病不太常见，但我们还是要检查下你的瓣膜。

In this nasal region are liplike flaps of tissue called dorsal bursae that vibrate and collide to produce dolphin talk.

海豚的鼻区有被称为背侧黏液囊的唇形片状瓣膜，通过振动和碰撞让海豚能够“讲话”。

They have special, sort of valves in their circulatory system that does actually stop the pooling of blood in the head.

它们的循环系统内有象是瓣膜一样的特殊构造，防止血液冲向头部。

I had an operation to fix a valve in my heart.

我做了一个手术来固定我心脏的瓣膜。

It's gonna be fine. It's a valve replacement.

会没事的 只是瓣膜置换术。

The main modification is a series of one-way valves.

主要调整是一系列单向瓣膜。