Supporting cells - Supporting cells (neuroglia): neurons...

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Supporting cells (neuroglia): neurons associate with nonnervous supporting cells called neuroglia or glial cells Neuroglia of CNS: - astrocytes: o o neurotransmitters - microglia: small ovoid cells with long "thorny" processes that contact neurons o can transform into phagocytic cells & engulf/break down bacteria & cell debris - ependymal cells: shape varies from squamous to columnar; many are ciliated o space & cerebrospinal fluid (CSF) within cavities o cilia circulate CSF (CSF is secreted by capillaries of choroid plexuses - oligodendrocytes: wrap processes around thicker neurons of CNS - produce myelin sheath of CNS neurons Neuroglia of PNS: - satellite cells: surround neuron cell bodies in ganglia; function unknown -
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Supporting cells - Supporting cells (neuroglia): neurons...

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