You go into deep sleep and growth hormones are released.
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What happens in REM sleep?
The breathing quickens and becomes less regular and eyes move rapidly. Brain waves are similar to when you're awake. Heart rate increases, blood pressure rises and dreams occur.
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What is endogenous pacemaker?
It is your suprachaismatic nucleus (SCN) that picks up light around your body.
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What is the exogenous zeitgeber?
The light and dark in the environment
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What is the pineal gland?
The part of brain responsible for producing melatonin
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What is melatonin?
Makes us feel drowsy and less alert.
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What is the limbic system?
It is responsible for visual processing and controls emotions and drives.
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