1. CENTRAL NS
1.1. Brain
1.1.1. Cerebrum
1.1.1.1. Hemisphere
1.1.1.1.1. Right
1.1.1.1.2. Left
1.1.1.2. Lobes
1.1.1.2.1. Frontal
1.1.1.2.2. Parietal
1.1.1.2.3. Temporal
1.1.1.2.4. Occipital
1.1.2. Cerebellum
1.1.2.1. Muscle coordination
1.1.2.2. Muscle tone
1.1.2.3. Posture
1.1.2.4. Balance
1.1.3. Diencephalon
1.1.3.1. Thalamus
1.1.3.1.1. Directs sensory impulses to the cerebrum
1.1.3.2. Hypothalamus
1.1.3.2.1. Controls and regulates
1.1.4. Midbrain
1.1.4.1. Eye and auditory reflexes
1.1.5. Pons
1.1.5.1. Reflex actions
1.1.5.1.1. Chewing
1.1.5.1.2. Tasting
1.1.5.1.3. Cell reproduction
1.1.6. Medula oblongata
1.1.6.1. Regulates
1.1.6.1.1. Sneezing
1.1.6.1.2. Digestion
1.1.6.1.3. Respiration
1.1.6.1.4. Swallowing
1.1.6.1.5. Coughing
1.1.6.1.6. Blood pressure
1.1.6.1.7. Heart and blood vessel function
1.2. Spinal cord
1.2.1. Cervical
1.2.2. Thoracic
1.2.3. Lumbar
1.2.4. Spinal nerves
1.2.4.1. Afferent
1.2.4.1.1. Carries information from the body to the brain
1.2.4.2. Efferent
1.2.4.2.1. Carries information from the brain to the body
2. PERIPHERAL NS
2.1. Somatic
2.1.1. Motor and sensory information
2.1.1.1. Nerves
2.1.1.1.1. Skin
2.1.1.1.2. Sensory organs
2.1.1.1.3. Skeletal muscles
2.1.1.2. Neurons
2.1.1.2.1. Afferent sensory
2.1.1.2.2. Efferent motor
2.2. Autonomic
2.2.1. Symphatetic
2.2.1.1. Revs up the body to either defend yourself or escape the threat
2.2.1.1.1. Fight
2.2.1.1.2. Flight
2.2.2. Parasympathetic
2.2.2.1. Brings all the systems of the body back to normal