13 terms

Nervous System

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Nervous system
receives information, responds to information, and maintains homeostasis
Cerebrum
part of the brain that controls senses
Cerebellum
part of the brain that controls voluntary actions and muscles
Brain stem
part of the brain that controls involuntary actions
Spinal cord
thick column of nerve tissue that links the brain to most of the nerves in the peripheral nervous system; protected by vertebrae
Neuron
nerve cell
Axon
part of neuron that carries nerve pulses away from the cell body
Dendrite
part of neuron that carries nerve pulses to the cell body
Synapse
space between a nerve cell and the structure that transports the nerve impulse using chemicals
Response
what the body does in reaction to a stimulus
Reflex
automatic response of the body that occurs very rapidly and without conscious control
Peripheral nervous system
nerves located outside of the central nervous system
Central nervous system
consists of the brain and spinal cord