Morphological demonstration of electrotonic coupling of neurons by way of presynaptic fibers.
D000818:Animals; D001369:Axons; D003712:Dendrites; D004557:Electric Organ / Q000502:physiology*; D005399:Fishes; D009046:Motor Neurons / Q000502:physiology*; D013127:Spinal Nerves / Q000502:physiology*; D013569:Synapses