11-46 Basement 03102018

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The human body is a complex and intricate machine that has been finely tuned by millions of years of evolution to perform a wide range of functions. The human brain is the control center of this machine, processing information and sending signals to the rest of the body through a network of nerve cells called neurons. These signals are transmitted through the nervous system, which includes the brain, spinal cord, and nerves that connect to various parts of the body.