I wonder what colors confuse color-blind?

Each of us is unique. We all see the same image, but perceive them differently. Near us there are people who can't see the same thing we are. The whole thing in a different color perception. Blindness (impaired colour perception) – the phenomenon that at all times aroused great interest. Who are color-blind? What colors are confusing? Let's discuss this question.

Color blindness-what is it?

Blindness — it is a vision disorder associated with abnormal perception of primary colors. One or more. Some people, when faced with the phenomenon of color blindness, fear of further deterioration of health. This should not to worry. Colorblind can have sharp vision and a different perception of colors has little effect on quality of life.

Most people suffering from color blindness – are men. The fact that the boys get genetically altered X chromosome from the mother. Girls will be able to acquire color blindness only if both parents have sick gene.

The Mechanism of color perception is based on the presence svetochuvstvitelen receptors-nerve cells. At multiple magnifications they look like oblong cylinders, so called flasks. These receptors contain three photosensitive pigments:

1. Chloralum – has a maximum sensitivity to yellow-green spectrum of colors.
2. Eritrea – susceptible to yellow-red spectrum.
3. Rhodopsin – has a high sensitivity in the blue spectrum, and is also responsible for color vision in low light (twilight vision).

If one or more of pigments for any reason do not perform their function, the person appears the blindness. What kind of pigments “failed”, depends what color to confuse color-blind.

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Causes of distorted color perception

The causes of violations of color perception may be different. They are divided into two groups.

The Most common cases of so-called Primary (inherited) of color blindness. When a person is born with a defect in the X chromosome, not allowing him to distinguish colors.

Secondary (acquired) blindness. Can be detected in a healthy person at any age. The reasons for its occurrence can be:

• CNS disorders;
• Disease of the optic nerve or retina of the eye;
• Eye injuries;
• The intake of certain medications.

Types of color blindness

What color are confusing the color-blind, detects the presence of different types of color blindness.

Trichromacy – the first type. It manifests itself in a weakened perception of all the primary colors. In fact, the person sees red and blue and green, but they perceived them dimmer than it actually is.

Dichromate is called the second type of the disease. People who are color blind in this form, do not perceive one of the primary colors. Depending on which colors are not distinguished by the colorblind, this type of violation can be divided into sub types: Protanopia-the inability to see red, deuteranopia - lack of ability to see green, and if one person sees the blue color, comes tritanopia. Tritanopia is very rare and is also accompanied by night blindness-inability to see at twilight.

Monochromacy – the third and final type of color blindness. Those who have observed such a violation, is not able to perceive color, that is, to see the world in black and white. Fortunately with monochromatic not so much.

Restrictions in society for the color blind

No Matter what color you see the world colorblind and what color they are confusing, they all need some specific skills of adaptation in modern society.

People with impaired vision are unable to obtain a driver's license if they live in Turkey or Romania. In Russia, the rights can be obtained, but only categories A or B. it is not possible to work as a driver of a vehicle transporting people or valuable cargo. Getting a job, doctors, pilots, sailors, chemists, drivers must pass a vision test for color vision by using special tables. And rightly so, because their professional activities are associated with responsibility for other people's lives.

Whether blindness be Treated?

Color blindness impossible to cure. Doctors attempt to influence the perception of patients still being taken, although not bring tangible results.

As the blindness is often a congenital disorder of vision, parents need as early as possible to detect its presence in children and to determine what colors to confuse color-blind children. This can be done using simple experiments in the form of a game. If it so happens that the crumbs will emerge blindness, do not panic. To teach the child basic things: to cross the road at the traffic lights, to combine clothes. The most important task is to help the child adequately to make myself and my feature and to prevent the development of it systems.

Regardless of what colors are confusedcolor-blind, they are full-fledged members of society, with their own unique worldview. Remember that color blindness can not get in the way of human self-realization.