Duration of paradoxical sleep necessary for the acquisition of conditioned avoidance in the rat.
D000161:Acoustic Stimulation; D000818:Animals; D001362:Avoidance Learning; D003214:Conditioning, Classical; D004597:Electroshock; D006185:Habituation, Psychophysiologic; D008297:Male; D008568:Memory; D051381:Rats; D011930:Reaction Time; D012153:Retention, Psychology; D012892:Sleep Deprivation; D012895:Sleep, REM; D013997:Time Factors