Final answer:
Sleep/wake cycles are known as circadian rhythm and involve the regulation of sleep stages by specific brain areas.
Explanation:
Sleep/wake cycles are referred to as circadian rhythm, which is the physiological sleep-wake cycle influenced by exposure to sunlight, daily schedule, and activity. This cycle involves changes in body temperature, blood pressure, and blood sugar. The brain areas such as the thalamus, hypothalamus, and pons work together to regulate different stages of sleep within this cycle.
Learn more about Circadian Rhythm and Sleep-Wake Cycles here:
https://brainly.com/question/40228462
