Nervous System overview

Nervous System overview

1. Central Nervous System

   • Brain
     • Spinal Cord

2. Peripheral Nervous System

   • Motor devision (Efferent)
     • Takes from CNS to target sell
     • Autonomic
       • Involuntary movement
         • Parasympathetic
           • Less active
             • "rest and digest"
               • Lows heart rate
         • Sympathetic
           • More active in exersize
             • "fight or Flight"
               • Increase heart rate in exersize
     • Somatic
       • Voluntary movement
         • Skeletal muscle cells
   • Sensory Division (Afferent)
     • Sencing: sight, touch, pain & smell
     • Sends to CNS to make a desition/responce