#eye structure #vision #eyes
Anatomical structure of the eye. Oculus.
The structure of the human eye includes many complex systems that make up the visual system through which information is provided about what surrounds a person. Its constituent sense organs, characterized as paired, differs in complexity of structure and uniqueness. Each of us has individual eyes. Their characteristics are exceptional. At the same time, the scheme of the structure of the human eye and functional, has common features. Evolutionary development has led to the fact that the organs of vision have become the most complex formations at the level of structures of tissue origin. The main purpose of the eye is to provide vision. This possibility is guaranteed by blood vessels, connective tissues, nerves and pigment cells. Below is a description of the anatomy and basic functions of the eye with symbols. Under the scheme of the structure of the human eye should be understood as the entire eye apparatus having an optical system responsible for processing information in the form of visual images. This implies its perception, subsequent processing and transmission. All this is realized due to the elements that form the eyeball. The eyes have a rounded shape. Its location is a special notch in the skull. It is referred to as the eye. The outer part is closed by eyelids and folds of skin, serving to accommodate muscles and eyelashes.