A part of the body, not injured, doesn't bleed, you know?

You will be extremely surprised with this discovery when our body exists a part that is not provided with blood.

It is not wrong to say that the human body is a labyrinth that contains countless secrets and strange things that not all of us know well.

We all know that blood circulates throughout the body under a system of ducts called arteries, veins and capillaries.

But do you know that there is an extremely special part of the body - absolutely no blood supply?

Are you curious, and the answer is the cornea .

The cornea is a thin, transparent membrane outside the eyeball.

The cornea is a thin, transparent membrane that is outside the eyeball, the front of the iris, eye protection and contributes to the refractive activity of the eye.

Although blood is not provided, instead the cornea receives nutrients from the tear ducts in the front and the fluid from the back.

Because it is a very thin layer, it is the first part of the eye that is in direct contact with the external environment, so the cornea is very vulnerable.

When any injury occurs in the cornea, they not only damage the eyes, eyesight, but also make the patient extremely painful.

There are many causes of corneal damage such as infection with viruses, fungi, parasites or wearing contact lenses incorrectly .

Keratitis often begins in the outer layer of the cornea and spreads into the eye.

Keratitis often begins in the outer layer of the cornea and spreads into the eye. However, inside the cornea, there is an endothelial layer that regulates the inflow and outflow of the eye vents, if the endothelial cells are lost or damaged, fluid buildup can lead to serious injury. , causing corneal edema.

So when you feel your eyes have the slightest problem, you need to see a doctor for a visit and be treated promptly. Avoid the inflamed cornea that can spread deep into the eye, causing decreased vision and even blindness.