[Effect of morphine on dorsal spinal root potentials].
D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D002415:Cats; D004558:Electric Stimulation; D009020:Morphine / Q000494:pharmacology*; D013126:Spinal Nerve Roots / Q000187:drug effects; D013127:Spinal Nerves / Q000187:drug effects*
D009020:Morphine