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Centeral Nervous System - Mrs. Evans

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The division of the nervous system consisting of the brain and spinal cord.
Central nervous system
A cell that carries information through the nervous system
Neuron
A threadlike extension of a neuron that carries nerve impulses away from the cell body.
Axon
A threadlike extension of a neuron that carries nerve impulses toward the cell body.
Dendrite
Main part of nerve cell that contains the nucleus.
Cell Body
A neuron that picks up stimuli from the internal or external environment and converts each stimulus into a nerve impulse.
Sensory neuron
A neuron that sends an impulse to a muscle or gland, causing the muscle or gland to react.
The maintenance of stable internal conditions in an organism.
Homeostasis
The junction where one neuron can transfer an impulse to the next structure.
Synapse
The division of the nervous system consisting of all of the nerves located outside the central nervous system.
Peripheral Nervous system
The group of nerves in the peripheral nervous system that controls voluntary actions.
Somatic Nervous system
The group of nerves in the peripheral nervous system that controls involuntary actions.
Autonomic Nervous system