title: Nervous functioning during ontogenesis: facts and reflections.
mesh_terms: D000818:Animals; D002642:Chick Embryo; D000882:Haplorhini / Q000254:growth & development; D006736:Horses / Q000254:growth & development; D006801:Humans; D009420:Nervous System / Q000254:growth & development*; D009893:Opossums / Q000196:embryology; D011817:Rabbits; D051381:Rats