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b134 Sleep functions

General mental functions of periodic, reversible and selective physical and mental disengagement from one’s immediate environment accompanied by characteristic physiological changes.

functions of amount of sleeping, and onset, maintenance and quality of sleep; functions involving the sleep cycle, such as in insomnia, hypersomnia and narcolepsy
consciousness functions (b110); energy and drive functions (b130); attention functions (b140); psychomotor functions (b147);

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