<prompt> Increased velocity of conduction in a nerve is oured byIncreased capacitanceDecreased capacitanceIncreased resistanceIncreased velocity  <response>: In unmyelinated fibers, electrical impulses action potentials travel as continuous waves, but, in myelinated fibers, they hop or propagate by saltatory conduction. ... Myelin decreases capacitance and increases electrical resistance across the axonal membrane the axolemma Ref: guyton and hall textbook of medical physiology 12 edition page number:57,58,59 