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Nerve Anatomy


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Roles of the nervous system
Sensory input, control center, and integration (Process of deciding what to do)
CNS
Nervous system of the brain and spinal cord
PNS
The nervous system outside the CNS.
Afferent
Information being sent to the CNS
Efferent
Information being sent from the CNS
Polarized
When the Neuron is resting or inactive.
Depolarization
Occurs when sodium ions rush into the neuron.
Repolarization
When potassium ions diffuse out of the neuron. Restarting of the polarized period.