Sleep-Insomnia Flashcards
transient sleep
Non-REM 1
light sleep
Non-REM 2
deeper sleep; longer at the beginning of the sleep cycle
Non-REM 3
deep sleep; gets longer as the night progresses (towards end of sleep)
REM 4
what are the 2 stages of sleep classified as
non-REM and REM
how many cycles do we typically have a night
5-6
how many hours should adults get of sleep
7-8hrs
how many hrs of sleep should teenagers get a night
10hrs
who can handle sleep deprivation better
adults
what regulates the sleep-wake cycle and regulates secretion of melatonin
reticular activating system (RAS)
what is the body clock triggered by light
circadian rhythm (hypothalamus)
what age is there a decrease in N3 and REM sleep
middle age
middle age has ______ awakenings, ______, and phase _________
increased; arousals; advancement
what decreases as we age
sleep efficiency (amount of time of sleep/ time in bed)
difficulty falling asleep, staying asleep and waking up feeling unrefreshed
insomnia