Exam 14: Sleep, Dreaming, and Circadian Rhythms

Describe the results of long-term sleep-reduction experiments. Discuss both monophasic and polyphasic sleep. How are sleep times related to health and longevity? What do these lines of research indicate about the need for sleep?

One neuropsychological patient had virtually no REM sleep following a brain injury, and he

Describe the physiological correlates of dreaming. What has the study of these correlates taught us about dreaming? Describe two key studies as part of your answer.

Sleep apnea is more common in

Although there are serious problems associated with the chronic use of this class of drugs, __________ are commonly prescribed for difficulties in sleeping.

In one study, volunteers gradually reduced the number of hours that they slept each night, until they felt that they had reached their limit. On the average, this limit was

The comparative investigation of sleep has led to an important conclusion: It has suggested that

Which of the following is least likely to result from sleep deprivation?

Adaptation theories of sleep assume that we are programmed to sleep at night

Clock is a circadian gene; it was discovered in

The following is a prediction of many recuperation theories of sleep:

Sleep deprivation lasting several days usually produces

The carousel apparatus has been used to study sleep deprivation in

Many sleep-deprivation studies have assessed its impact on human

Which stage of sleep EEG is illustrated here?

Species that sleep a lot tend to

The major internal circadian clock is located in the __________ nuclei.

Sleep-deprived people sometimes experience __________, brief periods during which their eyelids droop, and they become less responsive to external stimuli, even though they remain sitting or standing.

__________ waves are the 8-to-12-Hz EEG waves that are often associated with relaxed wakefulness.

Following the completion of one week of REM-sleep deprivation, volunteers