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Home Q & A Board Science-Related Homework Help Psychology
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colleen colleen
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9 years ago
Which of the following is true of human sleep cycles?
a. Sleep cycles are random across the night.
b. Subjects first enter REM sleep and then transition to non-REM sleep.
c. As the night goes on, the relative length of REM sleep increases in each successive cycle.
d. Stages 3 and 4 of slow-wave sleep mostly occur in the early morning hours.
e. Each non-REM/REM cycle lasts about 45 minutes.
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9 years ago
It is true that as the night goes on, the relative length of REM sleep increases in each successive cycle.
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