title: Fast and slow motoneurons to body muscle of the sea lamprey.
mesh_terms: D000200:Action Potentials; D000818:Animals; D001369:Axons / Q000502:physiology; D004558:Electric Stimulation; D004594:Electrophysiology; D005399:Fishes / Q000502:physiology*; D009046:Motor Neurons / Q000033:anatomy & histology / Q000502:physiology*; D009119:Muscle Contraction; D009132:Muscles / Q000294:innervation*; D013116:Spinal Cord / Q000033:anatomy & histology / Q000502:physiology; D013126:Spinal Nerve Roots / Q000033:anatomy & histology; D013997:Time Factors