title: Fornix--thalamus fibers, motivational states, and contextual retrieval.
mesh_terms: D000818:Animals; D007858:Learning / Q000502:physiology*; D009042:Motivation / Q000502:physiology*; D009412:Nerve Fibers / Q000502:physiology; D009434:Neural Pathways / Q000502:physiology; D051381:Rats; D013788:Thalamus / Q000502:physiology*