Infradian rhythms and Ultradian rhythms 0.0 / 5 ? PsychologyBiopsychologyA2/A-levelAQA Created by: QuinnLBCreated on: 13-05-21 14:28 what is a rhythm that lasts longer than 24 hours? infradian rhythm 1 of 6 what infradian rhythm lasts an average of 28 days? menstrual cycle 2 of 6 higher levels of what hormone cause ovulation? oestrogen 3 of 6 what type of system is the menstrual cycle? endogenous 4 of 6 what did McClintock collect from the 'odour donors'? pheromones 5 of 6 in what season is SAD most seen? winter 6 of 6
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