Histology of the NS Flashcards

1
Q

<p>List the principle cells of the CNS</p>

A

<p>Neurons
Glial Cells</p>

<p></p>

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2
Q

<p>List the principle Glial cells</p>

A

<p>Astrocytes
Oligodendrocytes
Microglia
Ependymal Cells</p>

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3
Q

<p>Describe Astrocytes</p>

A

<p>'star-cells'

| Support the CNS by maintaining the blood-brain-barrier to regulate the environmental homeostasis of the CNS</p>

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4
Q

<p>Describe Oligodendrocytes</p>

A

<p>Myelin producing cells of the CNS, have multiple dendrites to myelinate numerous axons (Same role as Schwann cells in the PNS, but these only do one axon each)
</p>

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5
Q

<p>Describe Microglia</p>

A

<p>Similar to macrophages, Immune monitoring and antigen presentation.
Elongated nucleus with a number of short, spiny processes
</p>

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6
Q

Describe Ependymal cells

A

Ciliated suboidal/columnar epithelium that lines the ventricles

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