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The brain's mechanisms for controlling sleep and arousal interact through a complex network of neurotransmitters and brain regions. The sleep-wake cycle is regulated by the interaction between the brainstem, hypothalamus, and other areas of the brain. The neurotransmitters involved in this process include serotonin, dopamine, and norepinephrine. These neurotransmitters help to promote wakefulness or induce sleep by influencing the activity of different brain regions. Additionally, the circadian rhythm, which is controlled by the suprachiasmatic nucleus in the hypothalamus, plays a key role in regulating the timing of sleep and wakefulness. Overall, the interaction between these various brain mechanisms helps to maintain a balance between sleep and arousal throughout the day.

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5mo ago

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