The two-way connection as a basic principle of neurophysiology.
D000818:Animals; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology; D003214:Conditioning, Classical / Q000502:physiology; D003216:Conditioning, Operant / Q000502:physiology; D003463:Cues; D004285:Dogs; D004594:Electrophysiology; D006372:Helix, Snails; D009424:Nervous System Physiological Phenomena; D009482:Neurophysiology; D012018:Reflex / Q000502:physiology*; D012054:Reinforcement, Psychology