Exam 11: Biological Rhythms and Sleep

Briefly summarize the four neural systems that underlie sleep.

The hormone _______ has been especially implicated in informing the brain about day length?

Explain the niche adaptation concept of the biological function of sleep.

Which statement about fatal familial insomnia is false?

When deprived of time cues, people tend to show activity cycles that are

A lesion made to the reticular formation will result in a cortical EEG pattern of

The brain region called the _______ promotes REM sleep in large part by preventing motor neurons from firing.

Because of shifts in circadian rhythms that occur around puberty, students at high schools that begin the school day after 8:30 am generally experience

Sleep that immediately follows a period of learning has the apparent effect of

The large proportion of _______ sleep seen in infancy suggests it is necessary for nervous system maturation.

Experimental evidence suggests that the biological role of SWS and REM sleep may be related to the

In the U.S., evidence that daylight affects human circadian rhythms is supported by the observation that even though everyone's time keepers (clocks, phone) report the same time, people in the western part of the time zone go to bed _______ people in the in eastern part of the time zone.

Outline the different types of sleep disorders, as well as any possible known treatments.

The EEG of a sleeping person is desynchronized, their limbs are flaccid, and their eyes are darting under closed eyelids; this person is in _______ sleep.

In a young adult, during the course of a night's sleep the length of the bouts of _______ sleep progressively decrease, while the length of bouts of _______ sleep progressively increase.

Infant sleep is characterized by _______ sleep cycles than those of adults, with proportionally more _______ sleep.

The characteristic EEG recording obtained from subjects who are relaxed with their eyes closed is called the

The type of rhythmicity characterized by the regular, predictable onset of a particular behavior once a day is called a(n) _______ rhythm.

The region that appears to be responsible for activating wakefulness is known as the

If SCN neurons are transplanted from animal A to animal B, and animal B previously had its SCN lesioned, animal B's rhythmicity will