Cosmic rays that hit the optic nerve create this effect.

宇宙射线撞击觉会产生这种效果。

So, the lack of oxygen killed my optic nerve.

所以，缺氧杀死了我的。

Followed by the optic nerve, which does the same, but with visual data.

接着是，它也是这么做的，只是用觉数据实现而已。

The optic nerve is very large, too, and the eye socket is very large.

很大，眼窝也很大。

The disease can affect a person’s brain, spinal cord, and optic nerves in the eyes.

此疾病会影响大脑、脊髓及眼部的。

For example, our eyes have blind spots where the optic nerve blocks part of the retina.

例如，我们的眼睛有盲点，此处的会阻挡部分网膜。

The scan revealed a tiny bone fragment that may be putting pressure on the optic nerves.

扫描发现有个小骨碎片挤压了觉。

On rare occasions, there can also be other types of eye inflammation, including involvement of the optic nerve itself.

在罕见的情况下，还可能出现其它类型的眼部炎症，比如病变。

It ripped the optic nerves off my left eye and there was catastrophic compression damage to the right eye.

它撕裂了我左眼的，右眼造成了灾难性的压迫损伤。

Papilledema is the swelling of the optic disc, which is the point where the optic nerve fibers leave the retina.

乳头水肿是指盘的肿胀，盘是纤维离开网膜的部位。

It is an imaginary, super-magnified medical device that fits around the optic nerve.

它是一种假想的、超放大的医疗设备，可以套在周围。

The rising pressure within the eye damages and eventually kills the optic nerve.

眼内升高的压力会损害并最终杀死。

The optic nerve carries visual signals to the brain.

光学：将觉信号传递到大脑。

Traveling through the optic nerve to the SCN, it communicates what's happening in the outside world.

通过到达交叉上核，它传达外界正在发生的事情。

So we took older mice, and damaged their  optic nerve just by pinching at the back.

所以我们拿了年长的老鼠，通过捏背部来损伤它们的。

Their responses are combined and sent along the optic nerve as one signal, and it's this signal that we interpret as yellow light.

他们的反应结合起来，作为一个信号沿着传递，这个信号就是我们所说的黄光。

Plaques around the optic nerve causes loss of vision in one or both of the eyes because of damage to the optic nerve, which is called optic neuritis.

周围斑块造成损伤（炎），导致单眼或双眼觉缺失。

Samantha had something wrong with her optic nerves and needed surgery, but the fact is, she flatly refused to get it. She was very scared.

萨曼莎的有问题 需要做手术 但事实是 她断然拒绝了 她非常害怕。

Or, with the retinal implant, you take a camera and you digitize the signal, and then you plug an electrode grid directly into the optic nerve.

或者，通过网膜植入，拿一个相机，将信号数字化，然后把电极网格直接插入。

Light that hits those cells gets turned into an electrical signal that’s sent along the optic nerve, which sits behind the retina.

击中这些细胞的光会变成电信号，沿着位于网膜后面的发送。