An area where the optic nerve pass through the retina does not have any light sensing cells at all. It is called the blind spot, you can identify the blind spot by testing it with the picture below.
''STEPS towards your BLIND SPOT'' [ Cover your right eye with your hand, and look at only the '' X ''. and move your face towards it slowly. the '' O '' should disappear then reappear, while image moves onto your blind spot, then went on & off again.]
O X
''Coloured part of our eye''
The black circle in the center is the pupil, the colour circle which surrounds the pupil is the Iris, the white part is the sclera.The coloured ( when we refer to the colour of one's eyes ) part of our eye ''ain't''( IS NOT ) the pupil.'' It's the IRIS.''
@_@''AMAZING HUMAN EYE STRUCTURE''$_$
As you can see~ this is a human eye structure....
Rivers & Streams
Streams then to Rivers then connected with other larger water bodies.
lake
lake
lakes
3 lakes
Glacier
Glacier
About Me~^.^~
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