Chapter 7.  Cell body(soma)  Axon Hillock  Axon  Axon Terminal  Dendrites  Myelin Sheath.

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Presentation transcript:

Chapter 7

 Cell body(soma)  Axon Hillock  Axon  Axon Terminal  Dendrites  Myelin Sheath

 Cell body

 Processes outside cell body

 Central nervous system (CNS)  Peripheral nervous system (PNS)

 Sensory (afferent) division  Motor (efferent) division

 Two subdivisions  Somatic nervous system =  Autonomic nervous system =

 Support, insulate, and protect neurons

 Satellite cells  Schwann cells

 Axonal terminals are separated from the next neuron by a gap  Synaptic cleft—gap between adjacent neurons  Synapse—junction between nerves

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