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20 Cards in this Set
- Front
- Back
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Glial cell in CNS
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Oligodendrocytes
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Glial cell in PNS
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Schwann
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What cell is found in the synapses?
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Astrocytes
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what cell is found in the NMJ?
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Schwann cell
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Epineurium
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-Several fasciles found together
-Dense CT -forms nerve trunk |
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Surrounding each axon is what cell?
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Schwann cell
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What nerve layers covers schwann cells?
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endoneurium
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Bundling several endoneuriums together produces?
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Fasicle
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A fascile of nerves is surrounded by a?
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perineurium
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Several fasciles together
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epinerium
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nerve consists of:
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-Schwann cell surrounded by
-endoneurium, forms a -fascile, surrounded by -perineurium, several fasciles form -epineurium |
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Dense CT
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Epineurium
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-Semipermeable barrier
-epitheloiod (form tight junctions) -contractile -fibroblast-like properties -defines "fascicle" |
Perineurium
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-Delicate, loose CT
-Made by Schwann cells -Surrounds Schwann cells |
Endoneurium
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Cells of the PNS
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Satellite cells
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Cells of the CNS
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Oligodendrocytes
Astrocytes Microglia |
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H&E
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Basophilic: nucleus, nucleolus
Axons: eosinophilic Myelin: not preserved |
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Nissl stains
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-used to see RER (Nissl bodies)
-Bind to nucleic acids |
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What stain preserves lipid-based materials?
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Osmium fixation
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What stain is used to stain lipids & nuclei dark blue?
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Toluidine blue
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