cells in neuro Flashcards

1
Q

macroglia

A

astrocytes, oligodendrocytes, schwann, glioblasts

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2
Q

microglia

A

macrophage cells that are primary immune cells

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3
Q

ependymal

A

thin neuroepithelium lines ventricles and central canal

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4
Q

astrocytes

A

fibrous, short dendrites, create and maintain brain environment. Store and distribute substrates and control development. produce synapses.

Cover the basal lamina to neuromuscular bridge to manage blood flow

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5
Q

fibrous astrocytes

A

white matter, many fibrils, relatively few organelles, and exhibit long unbranched cellular processes.

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6
Q

protoplasmic astrocytes

A

occur in the gray matter of the central nervous system. They have fewer fibrils within their cytoplasm, and cytoplasmic organelles are sparse. make contact with capillaries

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7
Q

how do astrocytes manage blood flow

A

bridge neurone to BV
if neurone firing, increase Ca2+ release in astrocyte, release vocative substance that changes diameter of vessel to manage blood flow

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8
Q

ependyma?

A

ciliated cuboidal and form the choroid plexus. allow signals to pass from CSF to CNS

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