Normal: If you look in an anatomy book or on Google for a picture of the structure of a human eyeball you will see that it is a complicated structure of many layers. The outermost layer is called the sclera and is white. Next inside is the choroid which is very dark blue or black. Depending on the thickness of the sclera (white layer) you may see some of the underlying choroid layer. Hence the bluish colo
Answered 2/19/2020
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