"vitreous humor"的定义和意义

What is "vitreous humor"?

Vitreous humor is a gel-like substance that fills the space within the eye, providing support and maintaining the shape of the eyeball. It is composed mostly of water and collagen fibers, and it helps transmit light to the retina at the back of the eye. The vitreous humor also plays a role in maintaining the overall health of the eye and contributes to its optical properties.