title: Progressive increases in the effectiveness of electrical brain stimulation in eliciting an unconditioned motor response.
mesh_terms: D000818:Animals; D002415:Cats; D004558:Electric Stimulation; D006257:Head; D007245:Inferior Colliculi / Q000502:physiology*; D009043:Motor Activity; D012018:Reflex; D012677:Sensation; D013997:Time Factors