What Type of Glial Cells Plays a Critical Role in Maintaining

Question

What type of glial cells plays a critical role in maintaining extracellular potassium levels?
A) oligodendrocytes
B) ependymal cells
C) astrocytes
D) Schwann cells
E) microglia

Accepted Answer

Astrocytes are responsible for maintaining extracellular potassium levels by taking up excess potassium ions from the synaptic cleft, helping to regulate the ionic environment of neurons.