郎飞结（Ranvier node）是
郎飞结（Ranvier node）是
Which of the following is a consequence of myelination in large nerve fibers? A: Decreased velocity of nerve impulses B: Generation of action potentials only at the nodes of Ranvier C: Increased nonselective diffusion of ions across the axon membrane D: Increased membrane capacitance
Which of the following is a consequence of myelination in large nerve fibers? A: Decreased velocity of nerve impulses B: Generation of action potentials only at the nodes of Ranvier C: Increased nonselective diffusion of ions across the axon membrane D: Increased membrane capacitance
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