How Does the Brain Develop?. Everything we do, feel and say from infancy to the end of life reflect the functioning of our brain. How is the brain organized?. The Neuron. The neuron is the basic building block of the nervous system They are often grouped in bundles called nerves.
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How is the brain organized?
How do neurons communicate?
Approximately 3 weeks after conception a groups of cells form a flat structure called the neural plate
3 week old zygote
-In the first 2 years the brain increases in size from 25% to 75% of its adult weight
-This process is the brain’s way of “weeding out” the unnecessary connections between neurons.
The brain’s organization is somewhat flexible and if damaged the brain can make new connections