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Brain and Neurons

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TermDefinition
Plasticity How the Brain is always changing and and building new pathways
Neuron Makes up our bodys neural information system
Cell body Neurons life support center
Dendrites Bushy fibers on the end of neuron that receive and integrate information
Axon A fiber that connects the neuron and passes the message on to other things
Myelin Sheath Covers the axon and helps send the message faster
Glial Cell Provides nutrients to Neurons and supports them
Action potential A brief electrical charge that makes the neuron fire
Resting potential the state of a neuron when it is not firing an action potential.
Depolarization The electrical charge for generating action potential, which allows the neuron to transmit an electrical signal along its length.
Threshold When excitatory transmitters pass the inhibitory transmitters
Refraction period The break between when a neuron fires again
All or none Neurons either fire or they don't
Multiple sclerosis central nervous system disorder
synapse gap the gap between two neurons
Neurotransmitters Chemicals used to send a signal across the synapse gap
Reuptake The neurons sent to the other neuron are taken back to be used again
Excitatory Neurotransmitters Cause the
Created by: user-1878165
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