What axonal characteristic facilitates the propagation of an action potential along a myelinated axon?

a. Voltage-gated Na+ and K+ channels are concentrated in the myelinated axonal segments.
b. Voltage-gated Na+ and K+ channels are concentrated in the unmyelinated axonal segments.
c. Voltage-gated Na+ channels are concentrated in the myelinated axonal segments; voltage-gated K+ channels
are concentrated in the unmyelinated axonal segments.
d. Voltage-gated K+ channels are concentrated in the myelinated axonal segments; voltage-gated Na+channels
are concentrated in the unmyelinated axonal segments.
e. Voltage-gated Na+ K+ channels are spread evenly throughout both myelinated and unmyelinated segments


b

Biology & Microbiology

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