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GEA THERESA KIRIT posted an update 2 years, 10 months ago
The nervous system is the body’s control center. It’s made up of the brain, spinal cord, and a network of nerves that reach all parts of the body. It’s like a complex electrical wiring system that sends messages back and forth. The brain is the main part of the nervous system. It’s like the central computer, where information is processed and decisions are made. The brain is protected by the skull, and it’s made up of different lobes that have different functions. For example, the frontal lobe is responsible for things like planning, thinking, and making decisions. The occipital lobe is responsible for vision. The spinal cord is like a long cable that runs down your back. It connects the brain to the nerves throughout your body. The spinal cord is protected by the vertebrae or backbone. Nerves are like wires that carry messages between the brain and the body. They can be sensory nerves, which carry messages from the body to the brain, or motor nerves, which carry messages from the brain to the body. The autonomic nervous system is part of the nervous system that controls things like your heart rate, digestion, and breathing. It’s like the body’s autopilot, keeping things running smoothly without you having to think about it.That’s a brief overview of the nervous system. It’s a complex and fascinating system that helps us do everything from moving and thinking to feeling and breathing. Here are some additional facts about the nervous system that you might find interesting:
‣The human brain contains about 100 billion neurons.
‣The fastest nerve impulses can travel up to 225 miles per hour.
‣The brain uses about 20% of the body’s energy, even though it only makes up
about 2% of the body’s weight.
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