The visual system of the child immediately after birth works quite differently than in the adult.The newborn sees everything in gray-black tones and is unable to focus on objects or human faces. He is able to watch the light source for a few seconds. After 4 months, the baby's vision begins to develop rapidly. All major processes are completed by 1 year. Content 1Structure and development of the eyes of the newborn 1.1The first month of life 1.22-3 months 1.34-6 months 1.47-12 months ...
People in certain occupations who take a job are tested for color perception. Special tests help identify this or that form of color blindness.Such an anomaly does not allow a person to work as a driver, machinist, sailor, pilot or a highly specialized doctor. When daltonism, the eye does not perceive some color shades, which interferes with the correct perception and fixation of traffic signals. Content 1Definition and types of color blindness 1.1Protopop 1.2Deenerap 2The test for d...
Everyone knows that some people suffer color blindness, in which a person does not distinguish between certain colors or shades. In everyday life this does not play a special role, but when choosing a profession it is important. For example, for drivers of vehicles, train drivers, seamen, some medical workers, etc. After all, these specialties assume work related to color. Not all people know that they have signs of color blindness, that's why specialists have developed unique tests to test ...
Myopia is one of the most common vision problems. This greatly affects the ability to see those objects that are quite far away, but clearly see what is right in front of them. Gymnastics with short-sightedness can help people with visual impairment. Let's take a closer look at how to restore vision with myopia with the help of these exercises. Content 1Than is useful 2The list of exercises 2.1Classical 2.2In the event of a deviation 3Supporting measures 4Video 5conclusions Than...
On how much a person has good eyesight, most of his daily comfort depends. Sometimes there are problems with vision - and the eyes need to be treated. But sometimes there are no significant problems, but still want to maintain your vision in an acceptable state. In this case, specialized vitamins will help to improve vision. Content 1What vitamins improve vision 2Which products contain 3How to use them correctly 4Medications 5Tips for selecting 6Video 7conclusions What vitamins im...
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