Week 2- Nervous Tissue Flashcards Preview

Skin-Muscoskeletal > Week 2- Nervous Tissue > Flashcards

Flashcards in Week 2- Nervous Tissue Deck (4)
0

What are the functions of astrocytes?

-They provide structural support
-Uptake excess potassium from extracellular spaces during intense or prolonged neuronal activity
-phagocytosis & scar formation after injury
-isolation of nerve terminals from each other
-regulation of entry of substances into interneuronal space

1

What are the functions of oligodendrocytes?

They myelinate CNS axons.

2

What do microglial cells do and why are they unique?

They function as phagocytic cells, have monocyte ancestry and make up less than 5% of glial cells.

3

What are the functions of ependymal cells?

-Cilia help move the CSF
-Transport of substances from CSF into brain
-Secretion into ventricles

Decks in Skin-Muscoskeletal Class (50):