The Nervous System

The Nervous System

1. PNS

   • Somatic
   • Autonomic
     • Sympathetic Nervous System
     • Parasympathetic Nervous System

2. CNS

   • Sensory Neurons
   • Interneurons
   • Motor Neurons
     • Effector
   • Spinal Cord
     • Reflex Arcs
     • Meninges
       • Brain
         • Corpus Callosum
         • Hypothalamus
           • Neuroendocrine Control Center
             • Pituitary Gland
               • Adrenal Medulla
                 • Adrenaline
         • Thalamus
         • Brainstem
           • Pons
           • Midbrain
           • Medulla
         • Cerebrum
         • Cerebellum
   • Post Synaptic Membrane
     • Presynaptic Membrane
     • Receptor

3. Neurons

   • Axons
     • Resting Potential
     • Axoplasm
     • Axomembrane
     • Axon Bulb
       • Synaptic Vesicles
         • Synaptic Endings
       • Polarity
         • Sodium Potassium Pump
         • Action Potential
           • All or None response
           • Refractory Period
           • Na Gates
             • K Gates
               • Repolarization
         • Depolarization
           • Threshold Value
   • Dendrites
   • Cell Body
     • Myelin Sheath
       • Schwann Cells
       • Nodes of Ranvier
         • Saltatory Transmission
   • Neurotransmitters
     • Ach
       • AchE
     • NC
     • Synapse
       • Impulse