Nervous Tissue-Glia Flashcards by Sam A

Q

Neuroglia

A

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Q

Major types of glia

A

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Q

Oligodendrocytes

A

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Q

Oligodendrocytes - general features

A

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Q

Differences between oligodendrocyte and Schwann cell

A

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Q

What is myelin?

A

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Q

What is the myelin structure composed of?

A

plasmalemma(lipids)

* Proteins

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Q

What is the advantage of myelination ?

A

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Q

Functions of myelin

A

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Q

Nodes of ranvier

A

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Q

Names of domains in myelinated fibres

A

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Q

Function of Schwann cells

A

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Q

Mesaxon

A

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Q

Schwann cell processes

A

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Q

Nerve fiber

A

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Q

Schwann cell types

A

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Q

Peripheral nerve compartments

A

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Q

Cellular elements of peripheral nerve components

A

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Q

Astrocytes

A

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Q

Morphological classification of astrocytes

A

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Q

Distribution of astrocytes

A

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Q

Name a marker for astrocytes

A

Glial fibrillary acid protein(GFAP)

Q

Astrocytes function

A

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Q

Pathways across the blood brain barrier

A

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Q

Functions of gliotransmitters

A

glutamate activation

* Adenosine inhibition

Q

Astrocytes and glutamate cycle

A

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Q

What does the CNS originate from?

A

Single layer of cells- the neuroepithelium

Q

What is the neural tube made of?

A

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Q

How do neurons migrate?

A

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Q

What is the name of neuronal precursor cells?

A

Radial glia

Q

Ependymal cells

A

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Q

Choroid plexus

A

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Q

Microglia

A

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Q

Inflammatory and immunoregulatory mediators produced by activated microglia

A

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Q

Additional functions of microglia

A

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Q

Deprivation of glia

A

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Q

Gliogenesis

A

Generation of glia from stem/progenitor cells

Q

Skin sensory nerve endings

A

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Q

Free endings

A

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Q

Skin mechanoreceptors

A

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