Sleep Flashcards
stages 1 to 4 of of sleep are known as…
non-REM
slow wave sleep occurs during which stages?
stages 3 and 4. lasts 20-40 mins and will decrease across the sleep episode
autonomic activity increases and respiration fastens during which stage of sleep?
REM sleep
heart rate drops during which stage of sleep?
stage 1
what are the negative effects of sleep deprivation?
depression, weight gain, suppression of immune cells, slower reaction time, increased errors
which sleep disorder does stimulus control help treat?
insomnia - involves conditioning your body to associate stimuli in your sleep environment only with sleep
what stage does sleep walking and night terrors occur in?
stages 3 and 4
what is the cognitive view of dreams?
thought or problem solving function, show cognitive development
what is Freud’s psychodynamic view of dreams?
that all dreams have meaning, an unconscious wish or emotional concerns
circadian rhythms are regulated by the brain’s…
suprachiasmatic nuclei (SCN): links to the pineal gland which secretes melatonin.
neurons are active during the daytime and inactive at night
what is the difference between alpha waves and delta waves?
alpha waves: relatively slow brain waves of a relaxed, awake state
delta waves: the large, slow brain waves associated with deep sleep
which stages help strengthen the neural connections that build enduring memories?
REM and non-REM 2 sleep
what is the latent content of dreams?
the underlying meaning of a dream (according to Freud)
what is the manifest content of dreams?
the remembered storyline of a dream (according to Freud)
what does the information-processing theory of dreams argue?
dreams help us sort out the day’s events and consolidate our memories
