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7 Cards in this Set
- Front
- Back
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what are Astrocytes? what do they do?
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Perhaps the largest class of glia cells in the CNS. They undertake a variety of functions that include metabolic and structural support of neurons, re-uptake of ions (e.g., K+), produced scar tissue, and serve in part as a blood-brain barrier.
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what are Oligodendrocytes? what do they do?
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Form the myelin of CNS axons.
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what are Microglia?
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small glia cells that are rarely encountered in normal brain tissue.
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Ependyma
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Specialized glia that line the ventricles of the brain. They clearly served as a barrier between spinal fluid and the brain
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Endoneurium
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endoneurium is a reinforcing sheath of delicate tissue that surrounds individual peripheral nerve fibers(axons).
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Perineurium
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outermost layers of the perineurium are composed of dense concentric layers of mostly longitudinal arranges strands of collagen
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Epineurium
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This layer forms the dense external connective tissue layer for all peripheral nerve trunks. It is composed mostly of collagen and is continuous
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