biopsych chapter chapter 11 quiz
How long does an ultradian cycle typically last?
90-120 minutes
Sleep patterns are most likely to change at puberty due to
a drop in the production of melatonin.
The free-running daily cycle of human beings is _________ hours long.
between 24 and 25
Research evidence suggests that
both REM and NREM appear to play important roles in memory formation.
It is most likely that sleep
does not serve the same purposes in all species.
Major depressive disorder with seasonal pattern is usually treated by
exposing the patient to bright lights.
Release of melatonin is suppressed by
exposure of the animal to light.
Cortisol levels are normally
highest in the morning.
Sleep deprivation is associated with
reduced release of growth hormone and impaired healing of injuries.
Which of the following is an example of a circadian rhythm?
sleep-waking cycles
If SCN tissue is transplanted from a short-period hamster into a normal hamster,
the normal hamster will show 20-hour cycles.
Cells forming the retinohypothalamic pathway contain
the photopigment melanopsin.
Melatonin is secreted by the
the pineal gland.
The body's internal "master clock" is
the suprachiasmatic nucleus.
Jet lag is
worse when one travels in an eastward direction.