Sleep (Somnambulism) 0.0 / 5 ? PsychologySleepA2/A-levelAQA Created by: SophieCreated on: 29-05-15 09:32 What do EEG readings on sleepwalkers show? Delta activity associated with deep sleep as well as beta activity associated with wakefulness. 1 of 8 What are the risk factors? Age (young), stress, puberty 2 of 8 What do these risk factors suggest? Everyone is affected by these risk factors but very few sleepwalk, suggests they are triggers for an underlying biological predisposition. 3 of 8 What is the concordance rate for sleepwalking in MZ twins? 50% 4 of 8 What does this indicate? If sleepwalking was entirely genetic concordance would be 100% in MZ twins. 50% concordance indicates that environmental factors are necessary also. 5 of 8 What did Zadara find? Tiredness triggers sleepwalking. Participants were kept awake for a night and the following night incense of sleepwalking doubled. 6 of 8 Why do children sleepwalk more? sleepwalking occurs during stage 4 sleep. Children get more stage 4 sleep. 7 of 8 What did Oliveiro find? GABA neurons not fully developed in children. System preventing movement during sleep not fully developed in children. 8 of 8
Comments
No comments have yet been made