In a myelinated axon, the greatest concentration of voltage-gated ion channels is in the
A) myelinated regions.
B) neurofibril nodes.

Name: In a myelinated axon, the greatest concentration of voltage-gated ion channels is in the A) myelinated regions. B) neurofibril nodes.
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Question

Quizplus · Accepted Answer

The neurofibril nodes are the only regions of the axon that are not covered by myelin. Therefore, they are the only regions of the axon that have voltage-gated ion channels.

In a Myelinated Axon, the Greatest Concentration of Voltage-Gated Ion