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Questions and Answers
According to the adaptive hypothesis, why do large and vulnerable animals sleep the least?
According to the adaptive hypothesis, why do large and vulnerable animals sleep the least?
- To increase cerebral blood flow and metabolic rate
- To rebuild materials used during waking
- To prevent the damaging effects of free radicals
- To conserve energy and avoid predators (correct)
What is the purpose of sleep according to the restorative hypothesis?
What is the purpose of sleep according to the restorative hypothesis?
- To restore or rebuild materials used during waking (correct)
- To increase cerebral blood flow and metabolic rate
- To decrease body temperature and muscle activity
- To conserve energy and avoid predators
How does the restorative hypothesis explain the relationship between sleep and physical exercise?
How does the restorative hypothesis explain the relationship between sleep and physical exercise?
- Physical exercise reduces the need for sleep
- Physical exercise leads to longer sleep duration
- Physical exercise results in shorter sleep duration
- Physical exercise has no effect on sleep duration (correct)
According to the text, what happens to brain regions with highest levels of activity during waking when an individual is in deep sleep?
According to the text, what happens to brain regions with highest levels of activity during waking when an individual is in deep sleep?
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