1. Peripheral Nervous System
1.1. Autonomic Nervous System
1.1.1. Sympathetic
1.1.1.1. Fight-or-flight
1.1.1.1.1. Increase airflow
1.1.1.1.2. Increase heart rate
1.1.1.1.3. Assist digestive activities
1.1.2. Parasympathetic
1.1.2.1. Rest-and-digest
1.1.2.1.1. Decrease airflow
1.1.2.1.2. Decrease heart rate
1.1.2.1.3. Inhibit digestive activities
1.2. Somatic Nervous System
1.2.1. Somatic Senses
1.2.1.1. Touch
1.2.1.2. Pressure and vibration
1.2.1.3. Tickle or itch
1.2.1.4. Temperature
1.2.1.5. Pain
1.2.1.6. Proprioception
1.2.2. Special Senses
1.2.2.1. Smell
1.2.2.2. Sight
1.2.2.3. Taste
1.2.2.4. Hearing
1.2.2.5. Equilibrium
1.2.3. Sensation
1.2.3.1. Structural Classification
1.2.3.1.1. Free nerve endings
1.2.3.1.2. Encapsulated nerve endings
1.2.3.1.3. Separate cells
1.2.3.2. Functional Classification
1.2.3.2.1. Mechanoreceptors
1.2.3.2.2. Thermoreceptors
1.2.3.2.3. Nocireceptors
1.2.3.2.4. Photoreceptors
1.2.3.2.5. Osmoreceptors
1.2.3.2.6. Chemoreceptors
1.3. Enteric Nervous System
1.3.1. Plexuses
1.3.1.1. Enteric neurons
1.3.1.2. Sensory neurons
1.3.1.3. Sympathetic and parasympathetic neurons
2. Central Nervous system
2.1. Spinal cord
2.1.1. Function
2.1.1.1. Protection and Coverings
2.1.1.1.1. Spinal meninges
2.1.1.1.2. Cerebrospinal fluid
2.1.1.1.3. Vertebrae
2.1.2. Peripheral Nerves
2.1.2.1. Epineurium
2.1.2.2. Perineurium
2.1.2.3. Endoneurium
2.1.3. Reflexes
2.1.3.1. Reflexes arc
2.1.3.1.1. Sensory receptor
2.1.3.1.2. Sensory neuron
2.1.3.1.3. Integrating center
2.1.3.1.4. Motor neuron
2.1.3.1.5. Effector
2.2. Brain
2.2.1. Functions
2.2.1.1. Memory
2.2.1.2. Speech
2.2.1.3. Communication between right and left hemisphere
2.2.2. Parts of the brain
2.2.2.1. Cerebrum
2.2.2.1.1. Frontal lobe
2.2.2.1.2. Parietal lobe
2.2.2.1.3. Temporal lobe
2.2.2.1.4. Occipital lobe
2.2.2.2. Cerebellum
2.2.2.2.1. Archicerebellum
2.2.2.2.2. Paleocerebellum
2.2.2.2.3. Neocerebellum
2.2.2.3. Diencephalon
2.2.2.3.1. Thalamus
2.2.2.3.2. Hypothalamus
2.2.2.3.3. Pineal gland
2.2.2.4. Brain stem
2.2.2.4.1. Midbrain
2.2.2.4.2. Pons
2.2.2.4.3. Medulla oblongata