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.
NERVES. CENTRAL NERVOUS SYSTEM. REFLEXES. FIND OUT MORE. The nervous system is the bodyâs main control system. It is made up of the CENTRAL NERVOUS SYSTEM (or CNS) and a network of NERVES that extend from the CNS to all parts of the body.The nervous system regulates both voluntary activities, such as walking and talking, and involuntary activities, such as breathing, which you make no conscious decisions about.ERVES. CENTRAL NERVOUS SYSTEM. REFLEXES. FIND OUT MORE. The nervous system is the bodyâs main control system. It is made up of the CENTRAL NERVOUS SYSTEM (or CNS) and a network of NERVES that extend from the CNS to all parts of the body.