SPINAL CORE LINKAGES

Spinal core
- segments joining to form NERVE PLEXUS
- each row has spinal nerves which are either
  - called afferent nerve collects information from
    - skin and sensory receptors , proprioceptors
  - called efferent nerve sends information to
    - muscles
  - called mixed nerve
  - called autonomic nerve
    - sympathetic
    - parasympathetic
      - glands , smooth muscle
  - reflex arc