L1.1.2.1: Structural Classification of the Nervous System

• Central Nervous System

  • Consists of: Brain and spinal cord
• Central Nervous System Functions:

  • Integration, command center
  • Interprets incoming sensory information
  • Issues outgoing instructions based on past experience and current conditions
• Peripheral Nervous System

  • Consists of spinal nerves and cranial nerves
• Spinal nerves

  • Carry impulses to and from the spinal cord
• Cranial nerves

  • Carry impulses to and from the brain
• Peripheral Nervous System Function

  • Serve as communication lines among sensory organs, the brain and spinal cord, and glands or muscles