Summary: Nervous System 3
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10.5 nervous system; neuron parts
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major regions of neuron
cell body
processes -
neuron's signal transmission consists of these parts
receiving of signals
to transmission of signal over a distance
to sending signals to each other or muscle fibers -
= specialized rough endoplasmic reticulum
nissl bodies -
nissl bodies modify __
proteins -
maintains the neuron's cell shape
neurofibrils -
called the train tracks of the neuron
neurofibrils -
conduct electrical impulses (graded potentials) toward the cell body
dendrites -
conduct electrical impulses (action potential) away from the cell body
axons -
__ arise from the axon hillock
axons -
axon terminals are separated from the next neuron/ muscle fiber by a __
gap
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