The nervous system is the body’s communication and control network, consisting of the brain, spinal cord, and nerves. It receives information, processes signals, and coordinates responses that allow us to move, think, feel, and regulate internal body functions.
In human anatomy, the nervous system connects sensory receptors, muscles, glands, and internal organs through specialized cells. These cells use electrical and chemical signals to communicate, allowing the body to respond to changes both inside and outside it.
When you touch a hot object, recognize a familiar voice, or maintain your balance while walking, nervous system activity makes these responses possible. Some actions are conscious, while others occur automatically without deliberate thought.
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