The extracellular composition of important ions is maintained in part by ___________.
 | |
 |
microglia; |
 |
Schwann cells; |
 |
oligodendroglia; |
 |
astrocytes; |
 |
none of the alternatives is true; |
INCORRECT - Oligodendrocytes are not involved in maintaining appropriate levels of extracellular ions. They form myelin sheaths around axons.
[Review Part 1 of the tutorial] [Review Part 2 (Matching) of the tutorial]