title: [The slow negative wave of the evoked potential of the frog midbrain tectum].
mesh_terms: D000818:Animals; D001001:Anura; D004558:Electric Stimulation; D005071:Evoked Potentials / Q000187:drug effects; D008297:Male; D009433:Neural Inhibition; D009900:Optic Nerve / Q000502:physiology*; D010507:Periodicity; D010852:Picrotoxin / Q000494:pharmacology; D011896:Rana temporaria; D011930:Reaction Time; D009435:Synaptic Transmission; D003336:Tectum Mesencephali / Q000502:physiology*
chemical_list: D010852:Picrotoxin
vernacular_title: Medlennaia otritsatel'naia volna vyzvannogo potentsiala kryshi srednego mozga liagushki.