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6 Cards in this Set
- Front
- Back
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Name some functions of Astrocytes
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1. Monitor and regulate fluid and electrolyte balances
2. Form glia limitans 3. Participate in formation and function of BBB 4. support of axon tracts of func. related neurons 5. monitor/remove excessive neurotransmitters 6. insulate nodes of ranvier 7. participate in CSF-brain barrier 8. interconnect with other astrocytes |
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Name routes of entry into CNS
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1. Hematogenous
2. Direct extension 3. Retrograde axonal transport 4. Leukocyte trafficking |
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Name the main function of oligodendrocytes
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Myelination of axons
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Name the main function of microglia.
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Immunosurveillance
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What does the retrograde component of the fast axonal transport system do?
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It returns endosomes, mitochondria, and components of the ER to the cell body for degredation by lysosomes.
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What other detrimental things can the retrograde system transport?
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Viruses such as Rabies
Bacteria and their toxins such as tetanus toxin. |
