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===About the Central Nervous System===
: The '''central nervous system''' is also referred to as the '''CNS'''.
: [[Impulse (Biology)|Signals]] are sent via the [[nerve]]s to the '''CNS''' where they are processed and another a [[Impulse (Biology)|signal]] is then sent back down the [[nerve]]s to the an [[effector]]s such as a [[muscle]]s and [[gland]]s.