"The idea that the human brain is divided into a logical left half and a creative right half has become one of the most enduring metaphors in psychology and popular culture. While this simplification obscures the complexity of neural processing, it points to a genuine biological reality. The brain is structurally and functionally divided into two hemispheres, each specialized in subtle but important ways."
"A large group of nerve fibers, known as the corpus callosum, runs across the two halves of the brain. The corpus callosum provides for ongoing communication between the two sides of the brain to allow for the unification between the two sides of perception, movement, emotion, and thought into one single experience. However, despite this linkage, it has been shown that each hemisphere does have distinct abilities."
The brain is divided into two hemispheres that are structurally and functionally specialized, with many tasks showing statistical lateralization. The corpus callosum connects the hemispheres and enables continuous integration of perception, movement, emotion, and thought into unified experience. Language processing tends to be left-lateralized for most people, while spatial awareness and some aspects of emotion and music perception are more right-lateralized. Each hemisphere controls the opposite side of the body, linking perception and action efficiently. Lateralization appears across vertebrates, suggesting evolutionary advantages such as increased neural efficiency, though lateral tendencies are not absolute.
Read at Psychology Today
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