Topic: Myelin And Ranvier
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In myelinated axons, ions can cross the cell membrane only at the...
The action potential "jumps" from one node to the next (saltatory conduction) because the myelin insulates the fiber everywhere but at the nodes. Read More »
Source: http://answers.yahoo.com/question/index?qid=20091205143533AAujTtJ
Featured Content: Myelin And Ranvier
Myelin sheath gaps or nodes of Ranvier are the gaps (approximately 1 micrometer in length) formed between the myelin sheaths generated by different cells. More »
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