_AlreadyTaken_ t1_j475383 wrote
Reply to comment by ThatOtherGuy_CA in When nerve damage occurs, where is the pain perceived? at the site of damage or at the end of the nerve? by menooby
Your brain does this with the blind spot in your eyes (where the retina joins the optic nerve). The brain fills in this blank spot. This is a favorite for things like demonstrating optical illusions.
https://www.brainfacts.org/for-educators/for-the-classroom/2021/blind-spot-illusion-011921
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