In general, a satellite is anything that orbits something else, as, for example, the moon orbits the earth. In a communications context, a satellite is a specialized wireless receiver/transmitter that is launched by a rocket and placed in orbit around the earth. There are hundreds of satellites currently in operation.
Nervous System. The nervous system consists of the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body. Together, these organs are responsible for the control of the body and communication among its parts. The brain and spinal cord form the control center known as the central nervous system (CNS), where information is evaluated and decisions made.
The digestive system sends sensory information to the brain (CNS) The nervous system interacts with every system in your body. It is a specialized network of tissues, and neurons. The nervous system takes messages from the brain and tells what your body to do. Your body also sends messages back to your brain. You will find some of the systems the nervous system interacts with next!