Myelination of peripheral nerves is accomplished by A: astrocytes B: oligodendrocytes C: Schwann cells D: neural crest cells E: asket cells

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