Home ยป In the peripheral nervous system, which cells are neuroglia cells that support neuronal function by increasing the speed of impulse propagation? Nervous System MCQs In the peripheral nervous system, which cells are neuroglia cells that support neuronal function by increasing the speed of impulse propagation? September 22, 2022 5 Views Q. In the peripheral nervous system, which cells are neuroglia cells that support neuronal function by increasing the speed of impulse propagation? Schwann cellsImpulse conducting cellsGlial cellsNone Answer: Schwann cells