Variations in the frog's spinal reflexes caused by the action on the brain of large doses of caffeine.
D000818:Animals; D001001:Anura; D001921:Brain / Q000187:drug effects*; D002110:Caffeine / Q000494:pharmacology*; D012018:Reflex; D013116:Spinal Cord / Q000502:physiology*; D013331:Strychnine / Q000494:pharmacology*
D002110:Caffeine; D013331:Strychnine
BRAIN/effect of drugs on; CAFFEINE/effects; SPINAL CORD/physiology; STRYCHNINE/effects