Circadian, Infradian and Ultradian Rhythms Question about Circadian, Infradian and Ultradian rhythms =) 4.0 / 5 based on 4 ratings ? PsychologySleepA2/A-levelAll boards Created by: FCreated on: 15-03-11 21:12 Siffre 1972... spent 6 months in a cave seperated from light and dark cues. His sleep/waking cycle settled down to a regular pattern of between 25 to 30 hours 1 of 2 What are the two main sleep cycles in ultradian rhythms? REM and non-REM sleep 2 of 2
Comments
Report