The neurons that turn on REM sleep are located in the
A) pons.
B) occipital cortex.
C) suprachiasmatic nucleus.
D) globus pallidus.
E) preoptic area.
|
|
A full day of physical exercise would be expected to
A) produce insomnia.
B) reduce the amplitude of delta activity in the frontal lobes.
C) increase the amount of time spent that night in slow-wave sleep.
D) increase the need for REM sleep.
E) increase the amount of time spent dreaming.
|
|
Insomnia is defined
A) as a problem in rapidly reaching REM sleep.
B) as the inability to fall asleep within one hour of going to bed.
C) as awakening 4 or more times during the night.
D) in relation to a person's particular need for sleep.
E) as a relative lack of slow-wave sleep compared to REM sleep.
|
|
The rebound phenomenon noted after deprivation of REM sleep suggests that
A) there is a physiological need for stage 1 slow-wave sleep.
B) the function of REM sleep is to rest the brain.
C) emotional wellbeing requires slow-wave sleep.
D) there is a physiological need for a certain amount of REM sleep.
E) dreaming is not a function of REM sleep.
|
|
Healthy subjects who spent six weeks resting in bed exhibited
A) no change in REM or slow-wave sleep patterns.
B) REM sleep patterns similar to those of depressed subjects.
C) decreased slow-wave sleep.
D) a significant reduction in total sleep time.
E) signs of REM-sleep behavior disorder.
|
|
Healthy subjects who spent six weeks resting in bed exhibited
A) no change in REM or slow-wave sleep patterns.
B) REM sleep patterns similar to those of depressed subjects.
C) decreased slow-wave sleep.
D) a significant reduction in total sleep time.
E) signs of REM-sleep behavior disorder.
|
|
The only movements that are characteristic of sleep involve
A) the tongue.
B) rapid movements of the eyes.
C) restlessness of the legs.
D) slow movements of the neck.
E) the fingers and arms.
|
|
Damage to the ______ suppresses penile erections during REM sleep.
A) central nucleus of the amygdala
B) nucleus accumbens
C) lateral preoptic area.
D) hippocampus
E) lateral hypothalamus
|
|
The REM-OFF cells receive excitatory input from
A) orexigenic neurons within the lateral hypothalamus.
B) ghrelin-secreting neurons within the thalamus.
C) serotonin neurons within the preoptic region.
D) peribrachial dopaminergic neurons.
E) GABAergic neurons from the globus pallidus.
|
|
Infusion of the transmitter substance ______ induces wakefulness.
A) histamine
B) glycine
C) Gaba
D) reserpine
E) nitrous oxinde
|
|
