title: Closed chamber for recording from single units in the dorsal column nuclei.
mesh_terms: D000200:Action Potentials; D000818:Animals; D002415:Cats; D007103:Immobilization; D008526:Medulla Oblongata / Q000502:physiology*; D008722:Methods; D008839:Microelectrodes; D009482:Neurophysiology / Q000295:instrumentation*; D051381:Rats; D013116:Spinal Cord / Q000502:physiology