Different areas of the cortex are responsible for different things
The red area is the sensory areas which connects information from the senses.
The green areas are responsible for ideas and decisions, it is called the association areas.
The blue area is the motor areas which control actions
Inside the outer layer of the brain there are about 10 000 000 000 (10 billion) neurons - nerve cells in the cortex, arranged in networks.
The brain is coordinating and decision making centre of your nervous system. It is made of millions of neurons arranged in complex networks. Each network occupies a different area of the brain. These different areas seem to be many complex interactions between them, and scientists are only just beginning to understand how the brain works.
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