Nodes of Ranvier _________________.
 | |
 |
are the sites of saltatory conduction; |
 |
are covered by Schwann cells; |
 |
are covered by oligodendrocytes; |
 |
contain high levels of fat; |
 |
none of the alternatives are correct; |
INCORRECT - The nodes do not contain high levels of fat as do the myelin sheaths.
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