4 Nervous system_1

4 Nervous system_1 - The Nervous System An Overview Nervous...

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Unformatted text preview: The Nervous System An Overview Nervous System Central NS Brain Spinal Cord Peripheral NS Cranial nerves (12 pr) Spinal Nerves (31 pr) General Characteristics General Characteristics Sensory (afferent) Motor (efferent) Support Cells CNS Oligodendrocytes Ependymal cells Microglia Astrocytes PNS Schwann Satelite cells ?? What Matters? Grey Matter Non-mylinated axons White Matter Mylinated axons Spinal Nerves = Sensory = motor Peripheral Nervous System PNS Somatic Sensory Motor Visceral Sensory Motor Sympathetic Parasympathetic Autonomic Nervous System Rest/Digest Fight/Flight Nerve Transmission Chemical Electrical ...
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