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A '''brain''' is an organ that processes information. In humans, [[eye]]s connect to it through optic nerves.
+A '''brain''' is an organ that processes information. In humans, [[eye]]s connect to it through optic nerves. Perception happens using a brain. (There is consciousness in a brain.)
−Perception happens using a brain.
−There is consciousness in a brain.
A [[BCI]] can connect to a brain.
A [[BCI]] can connect to a brain.
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A brain has a [[visual cortex]] at the back.
A brain has a [[visual cortex]] at the back.
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+A '''perceptual space''' is a set of perceptions that a human can have. A human perceptual space is a set of all possible perceptions that can happen in a human brain.
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+The human perceptual space is largely visual. About eighty to eighty-five percent of our perception, learning, cognition, and activities are mediated through vision.<ref name="k324">{{cite web | title=Vision Is Our Dominant Sense | website=BrainLine | date=2008-11-06 | url=https://www.brainline.org/article/vision-our-dominant-sense | access-date=2024-08-12}}</ref> Almost the entire lower half of the cerebral cortex is for processing visual information.<ref name="p698">{{cite web | title=Visual Processing: Cortical Pathways (Section 2, Chapter 15) Neuroscience Online: An Electronic Textbook for the Neurosciences | website=Department of Neurobiology and Anatomy | date=2020-10-07 | url=https://nba.uth.tmc.edu/neuroscience/m/s2/chapter15.html | access-date=2024-08-13}}</ref>
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+Related concepts are retinotopic mapping and the cortical homunculus.
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+==See also==
+* [[Visual space]]
+* [[Retinotopy]]
==References==
==References==
<references />
<references />
+[[Category:Human brain]]
[[Category:Physiology]]
[[Category:Physiology]]