1. Central nervous system
1.1. Spinal cord
1.1.1. Cervical
1.1.2. Thoracic
1.1.3. Lumbar
1.1.4. Spinal nerves
1.1.4.1. Afferents
1.1.4.1.1. Body
1.1.4.2. Efferents
1.1.4.2.1. Brain
1.2. Brain
1.2.1. Diencephalon
1.2.1.1. Thalamus
1.2.1.1.1. Directs sensory impulse to the cerebrum
1.2.1.2. Hypothalamus
1.2.1.2.1. Regulates
1.2.2. Cerebellum
1.2.2.1. In charge of
1.2.2.1.1. Balance
1.2.2.1.2. Posture
1.2.2.1.3. Muscle tone
1.2.2.1.4. Muscle coordination
1.2.3. Cerebrum
1.2.3.1. Temporal
1.2.3.1.1. In charge of
1.2.3.2. Frontal
1.2.3.2.1. In charge of
1.2.3.3. Pariental
1.2.3.3.1. In charge of
1.2.3.4. Occipital
1.2.3.4.1. In charge of
1.2.4. Midbrain
1.2.4.1. In charge of controlling
1.2.4.1.1. Reflexes of the eyes
1.2.4.1.2. Reflexes of the audition
1.2.5. Pons
1.2.5.1. In charge of
1.2.5.1.1. Reflex actions
1.2.6. Medulla oblongata
1.2.6.1. Regulates
1.2.6.1.1. Blood pressure
1.2.6.1.2. Sneezing
1.2.6.1.3. Coughing
1.2.6.1.4. Swallowing
1.2.6.1.5. Respiration
1.2.6.1.6. Digestion
1.2.6.1.7. Heart functioning
2. Peripheral nervous system
2.1. Somatic N.S
2.1.1. Motor information
2.1.1.1. Efferent motor neurons
2.1.2. sensory information
2.1.2.1. Afferent sensory neurons
2.2. Autonomic N.S
2.2.1. Sympatheic N.S
2.2.1.1. "Fight or flight"
2.2.2. Parasympathetic N.S
2.2.2.1. Systems back to normal