The Peripheral Nervous System includes both [[#Innervation - cranial nerves| cranial nerves]] and [[#Innervation - spinal nerves| spinal nerves]], and is commonly divided into the somatic nervous system and the autonomic nervous system. The [[Somatic Nervous System - Anatomy & Physiology|somatic nervous system]] co-ordinates body movements and also receives external stimuli. It basically regulates activities that are under conscious control. | The Peripheral Nervous System includes both [[#Innervation - cranial nerves| cranial nerves]] and [[#Innervation - spinal nerves| spinal nerves]], and is commonly divided into the somatic nervous system and the autonomic nervous system. The [[Somatic Nervous System - Anatomy & Physiology|somatic nervous system]] co-ordinates body movements and also receives external stimuli. It basically regulates activities that are under conscious control. |