Question

Яка структура ока формує акомодаційну здатність?

Answer 1

Кришталик)))))))))))

Answer 2

Structure of the Eye and Accommodative Capacity

The eye is a complex organ responsible for vision. It consists of several structures that work together to allow us to see the world around us. One of the important functions of the eye is its ability to accommodate, which refers to the ability to focus on objects at different distances.

The main structures involved in the accommodation process are the cornea, lens, ciliary muscles, and the suspensory ligaments. When we look at objects that are far away, the ciliary muscles relax, causing the suspensory ligaments to pull on the lens, making it thinner. This allows the lens to focus light from distant objects onto the retina at the back of the eye.

On the other hand, when we look at objects up close, the ciliary muscles contract, which releases tension on the suspensory ligaments. This allows the lens to become thicker and more rounded, increasing its refractive power. As a result, light from nearby objects is focused onto the retina.

The ability of the eye to change the shape of the lens and adjust its refractive power is known as accommodation. It is an automatic process that allows us to see objects clearly at different distances. The range of distances over which the eye can accommodate is called the accommodative capacity.

The accommodative capacity of the eye can vary among individuals and can be influenced by various factors. Some of these factors include age, the health of the eye, and certain medical conditions. For example, as we age, the lens of the eye becomes less flexible, leading to a decrease in accommodative capacity. This is why many people require reading glasses or bifocals as they get older.

In summary, the structure of the eye that contributes to its accommodative capacity includes the cornea, lens, ciliary muscles, and suspensory ligaments. The ability to accommodate allows the eye to focus on objects at different distances. The accommodative capacity can vary among individuals and is influenced by factors such as age and overall eye health.