title: The development of supraspinal control of spontaneous motility in chick embryos.
mesh_terms: D000818:Animals; D002642:Chick Embryo / Q000502:physiology*; D003655:Decerebrate State; D009046:Motor Neurons / Q000502:physiology*; D009068:Movement; D009420:Nervous System / Q000196:embryology*; D009433:Neural Inhibition; D018377:Neurotransmitter Agents / Q000502:physiology
chemical_list: D018377:Neurotransmitter Agents