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Nervous system I (8.2 (Neuron structure (cell body central portion of…
Nervous system I
8.2
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dendrites :many per neuron, short branched,receptive portion of a neuron
axons: one per neuron, long thin process, carry impulses away from a cell body
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regeneration of nerve cells 1. cell body injury =dealth of neroun 2.damage to an axon may allow for regeneration
4 types of CNs 1. olgiodendrocyte 2. astrocyte 3. microglia 4. ependymal celss
2 types of PNS schwann cells,satellite cells
8.3
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structural classification 1. multipolor most common neuron 2.bipolar rare,sight ,smell and hearing 3.unipolar most pns sensory neurons
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