What would be the best explanation for why myelinated fibers conduct signals faster than unmyelinated fibers?

A) Diffusion of ions along the axoplasm is faster.
B) There are no internodes in unmyelinated fibers.
C) There are more internodes in unmyelinated fibers.
D) Facilitated diffusion of sodium and potassium is faster in myelinated fibers.
E) Active transport of sodium and potassium is faster in myelinated fibers.


A

Anatomy & Physiology

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