Friday, March 27, 2015

TOP 10 INTERESTING FACTS ABOUT HUMAN EYE


TOP 10 FACTS INTERESTING ABOUT HUMAN EYE


1.Images formed on the retina of the human eye is upside down, split in half and distorted.Yeah, it's true our brain inverts the image right-side up.

2.An average person blinks 15-20 times per minute. By blinking, we are lubricating our eyes and it allows us to focus better afterwards.

3.Eye is the fastest muscle in a human body. It contract in less than 1/100th of a second.

4.Our retina cannot detect red colour. Although we have red, green and blue receptors, the red receptor only detects yellow-green and the green receptor detects blue-green. Our brain combines these signals into the red.

5.There is a phobia called Ommatophobia which is the fear of eyes.

6.Albert Einstein's eyes are preserved in a box in New York City. That's weird I wouldn't let anyone do that to me.

7.Human eyes develop two weeks after conception.

8.Only one-sixth of the human eye is visible outside.

9.80% of our memories are built depending on what we see.

10.Cornea doesn't need blood supply. Oxygen and nutrients instead diffuse directly from the tear fluid on the outside and the aqueous humour on the inside, as well as along the nerve fibres that are connected to the cornea. 

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