sleep Flashcards
(38 cards)
consciousness
thoughts feelings emotions you’re currently aware of
preconscious
not currently thinking about but could be
non conscious
biological functions occurring without your awareness
subconscious
hidden memories that influence your behavior
circadian rhythm
24 hour-ish biological cycle
bodily functions affected by circadian rhythm
sleep
blood pressure
elimination times of waste products
peak times of physical and cognitive functions
physiology of sleep cycle
photoreceptors
suprachiasmatic nucleus of hypothalamus
pineal gland produces melotonin
melatonin makes you sleepy
beta
awake/dreaming
REM sleep
alpha
drowsy
stage 1 &2
theta
light sleep
stage 1 & 2
delta
deep sleep
stage 3
NREM-1
breathing and heart rate slow and muscle tension and body temp decline
25 mins
NREM-2
breathing and heart rate slow and muscle tension and body temp decline
sleep spindles
25 mins
NREM-3
awakening is rare
sleep walking/talking
bed wetting
night terrors
brain activity reduced
30 mins-hour
length decreases as night goes on
REM sleep
rapid eye movement
heart rate increases
body is paralyzed
most vivid dreams
memory consolidation
beta
time increases as night progresses
older we get
less time in REM
evolutionary
stuff in the dark will kill us
restoration
time to clear metabolic toxins
replenish brain chemicals
grow/repair body tissue
memory consolidation
sleep allows us to produce and store memories from the day
energy conservation
while sleeping we spend time functioning at lower metabolism
brain plasticity
brain changes where functions are located and repairs
insomnia treatment
melatonin
anxiolytics
sleep deprivation
memory problems
irritability
inability to concentrate
hallucinations
sleep apnea
stop breathing while sleeping
CPAP
lifestyle changes
weight loss
