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sensory deprivation triggered the release of serotonin. This was the conclusion of Kasamatsu and Hirai (1999). Thus, this study shows that the neurotransmitter serotonin affects the human behaviour of increased arousal causing hallucinations, therefore affecting human behaviour in terms of arousal and emotion.
What is the connection between the study of Kasamatsu and Hirai (1999) and LO 28?