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Wednesday, December 13, 2017

Interesting And Amazing Facts About Human Eyes List 2

Interesting And Amazing Facts About Human Eyes List 2(Interestingawesome.blogspot.com)


Human eyes are one of the most interesting and fascinating parts of our body. It has astonishing attributes, and can do an amazing number of things. Almost every animal in the animal kingdom relies on them everyday. The human eye is an organ that reacts to light and has several purposes. As a sense organ , the mammalian eye allows vision .  Human eyes are extremely expressive and can be use to detect diseases and to speaks thousand of words with a glance. The human eye is an organ that reacts to light and has several purposes. As a sense organ , the mammalian eye allows vision. We don’t often give our eyes as much thought as we should, that is until something  goes wrong and our vision is affected. Eyes are multiparty organs, so it’s really vital to take care of them. But how much do we really know about eyes, and how they work? Let’s come across some interesting facts about eyes. In a case, If you missed the 1st part of this post, Amazing Facts About Human Eyes, please follow above link.

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  1. Eyes detect light and allow us to see.(Rod and cone cells in the retina allow conscious light perception and vision including color differentiation and the perception of depth)
  2. A fingerprint has 40 different unique characteristics an iris has 256, hence the growing use of iris scans for security purposes.
  3. Is about 100,000 times more sensitive to light in darkness than they are in bright daylight. And people with blue eyes are better able to see in the dark than people with darker ones.
  4. Your eye is a scientific wonder. The human eye functions similar like a camera, only much more intricate. Your eye adjusts to light and dark. Try to perform this basic experiment: Walk into the restroom with the lights off and after that turn on the light while looking in the mirror. Observe how your pupil shrinks.
  5. Vitamin A can help to improve eyesight because it is needed by retina for forming specific metabolite.
  6. Humans and dogs are the only species known to seek visual cues from another individual’s eyes, and dogs only do this when interacting with humans.(Bonus,80% of vision problems worldwide are avoidable or even curable.)
  7. “Red eye” occurs in photos because light from the flash bounces off the back of the eye. The choroid is located behind the retina and is rich in blood vessels, which make it appear red on film.
  8. Blue eyed people share a common ancestor with every other blue-eyed person in the world.
  9. An eye cannot be transplanted. More than 1 million nerve fibers connect each eye to the brain and currently we’re not able to reconstruct those connections.
  10. The world’s most common eye colour is brown.
  11. Eye color is determined by, Amount and type of melanin in the colored part of your eye called the iris, the density and composition of the stroma (a thin tissue in your iris),lighting conditions (especially for people with light-colored eyes) etc.:-
  12. We have two eyeballs in order to give us depth perception – comparing two images allows us to determine how far away an object is from us.
  13. Your eyes become tired when you read or stare at a computer, this is because you blink less often.
  14. The images that are send to your brain are in reality upside down and backwards. Your eyes adjust in just milliseconds in order to keep stability whenever you move your head. Your pupil change in size in order to let in the correct amount of light. The only element of the body that doesn’t have blood vessels is the cornea. The human eye can differentiate about 500 shades of gray.
  15. Your eyes become tired when you read or stare at a computer, this is because you blink less often.
  16. Eyes are not solely responsible for sight. Vision is majorly a process of the brain. When an image falls on the retina, it is processed by the brain to give the actual vision of the present, at least that's what we think. But it's not really the present. This processing time is determined to be approximately 80 milliseconds, which is the lag between eye and brain communication. So technically, we live in the past.
  17. One of the most surprising things about the black colored pair of eyes is that true black eyes are very rare. What we see and call as black eyes are in actuality just very dark brown eyes. To be honest, most rarest  eye colour is peo black.
  18. The average person blinks 12 times per minute  about 10,000 blinks in an average day. Blinking helps to wash tears over our eyeballs. That keeps them clean and moist. Also, if something is about to hit our eye, we will blink automatically.
  19.  Another cool fact about blink is It’s possible to blink five times in a single second and it will typically lasts 100-150 milliseconds.
  20. You can see ultraviolet light, the ability is just filtered out by the eye's lens. Some people have undergone surgery to remove the lens and can detect ultraviolet light.
  21. The pupil of your eye expand up to 45% when you are in love. So if you want to judge if someone loves you just look in to his/her eyes.
  22. Eyes heal quickly. With proper care, it only takes about 48 hours for the eye to repair a corneal scratch.
  23. People with blue eyes are also more likely to develop a skin condition known as vitiligo. This causes areas of skin to lose pigmentation and results in patches of white skin that seem to appear randomly anywhere on the body, including on the face.
  24. It's commonly quoted that only 2% of the worlds population has green eyes, though its difficult to determine where that number came from.
  25. Green eyes are most common in Northern and Central Europe though they can also be found in Southern Europe as well as Western Asia.
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So what do you think about human eyes? Let us know your views about this in comments section.Glad to see you here. Keep checking interestingawesome.blogspot.com for more amazing facts. And don’t  forget to share this post in your network, and let your loved ones know how important our eyes are. See you soon with our next post. Thanks for reading….!!!
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