title: Abortive spikes of the frog muscle spindle.
mesh_terms: D000200:Action Potentials; D000818:Animals; D001001:Anura; D001369:Axons / Q000502:physiology; D004558:Electric Stimulation; D005071:Evoked Potentials; D066298:In Vitro Techniques; D009470:Muscle Spindles / Q000187:drug effects / Q000502:physiology*; D009411:Nerve Endings / Q000187:drug effects / Q000502:physiology; D011343:Procaine / Q000494:pharmacology; D012584:Sciatic Nerve / Q000502:physiology; D013779:Tetrodotoxin / Q000494:pharmacology
chemical_list: D013779:Tetrodotoxin; D011343:Procaine