Acetylcholine, strychnine and spinal inhibition.
D000109:Acetylcholine / Q000037:antagonists & inhibitors / Q000502:physiology*; D000818:Animals; D009046:Motor Neurons / Q000187:drug effects / Q000502:physiology*; D013116:Spinal Cord / Q000187:drug effects / Q000502:physiology*; D013331:Strychnine / Q000494:pharmacology*; D013569:Synapses / Q000187:drug effects / Q000502:physiology*; D009435:Synaptic Transmission / Q000187:drug effects*
D013331:Strychnine; D000109:Acetylcholine