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35 Cards in this Set
- Front
- Back
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Sleep is under control of?
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reticular formation
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The active process that occurs when
__________________ send inhbitory signals to neurons throughout the __________________ |
brain stem
reticular activity system |
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These inhibitory signals appear
to result from release of the __________________ by the reticular formation cells |
serotonin
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What inhibits RAS from firing
temporily ending consciousness |
serotonin
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Serotonin levels in brain
gradually fall causing what? |
inability to wake up
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Sleep Disorder
What is EDS? |
common complaint of people
w/ obstructive sleep apnea (OSA) |
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What is hypersomnolence?
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excessive sleepiness
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What is hypnotics?
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class of drugs causes
insensibility to pain and induce sleep |
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Sleep disorder
What is insomnia? |
chronic difficulty falling sleep
frequent awakenings from sleep short sleep periods non-restorative sleep |
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Sleep Disorder
What is narcolepsy? |
syndrome involving sudden sleep
attacks that person cannot inhibit incontrollable desire to sleep |
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What is sleep apnea?
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lack of airflow through nose
& mouth obstructive sleep apnea excessive daytime sleepiness morning heachaches increased BP central sleep apnea |
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What is sleep deprivation?
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condition resulting from decrease in
amount, quality & consistency of sleep |
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What is sleep hygiene?
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poor habits or practices that
client uses with sleep |
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What is nocturia?
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urination at night
symptom of renal disease or drinking excessive amounts of fluids before bedtime |
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Sleep & wakefulness follow a cyclic
pattern unless the pattern is changed or interrupted called __________________? |
circadian rythm
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Purpose is _________________
one theory is with ____________ thought to contribute to restoration of ______________ & ________________ functioning |
physiology & cognitive
mental/pschological |
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Loss of REM sleep can lead to
feelings of? |
suspicion & confusion
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Sleep Cycle:
Describe Stage 1: NREM |
lightest level
last a few min gradual fall in VS & metabolism easily aroused |
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Sleep Cycle
Describe Stage II: NREM |
period of sound sleep
relaxation progresses arousal relative easily lasts 10-20 minutes body functions slow down |
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Sleep Cycle:
Desribe Stage III:NREM |
1st stage of deep sleep
arouse difficult moves rarely muscles relaxed VS moving lasts 15 - 30 minutes |
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Sleep Cycle:
Describe Stage IV:NREM |
deepest stage
arouse difficult if sleep loss occurred sleeper will spend lg portion of night in this stage VS less, lasts 15-30 minutes sleep walking & bedwetting may occur |
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What is REM sleep?
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vivid, full color dreaming
stage usually begins 60-90 min after sleep starts |
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Desribe REM Sleep?
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rapid eye movement
fluctuating: heart & resp. rate increased fluctuating BP loss of skeletal muscle tone increased gastric secretions difficult to arouse each cycle averages 20 min long |
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What is lack of sleep?
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loss of REM can lead to
feelings of confusion & suspicion body functions can be altered when prolonged sleep loss occurs alters cellular immunity function accidents occur w/ decreased sleep |
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What is central sleep apnea?
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brain dysfunction
respiratory control center |
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What are some sleep apnea
treatments? |
use of CAP
good sleep hysgiene surgical procedure weight ______________ |
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What is CAP?
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continuous positive airway pressure
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What happens to edlerly's sleep as they age?
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quality deteriorates
REM shortens progressive decrease in Stages 3 & 4 NREM some have no state 4 (deep sleep) tendency to nap ^ w/ age changes might be due to CNS |
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What are the sleep requirements for adults?
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about 7-8 hrs
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What are some factors affecting sleep?
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physical illness
drugs & substances emotional stress environment exercise & fatique food & caloric intake |
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What is the assessments for sleep?
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sleep history
description of sleep problem ID probable causes of sleep distubance |
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What are the middle adult sleep considerations?
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sleep time declines
Stage 4 sleep begins to fall & will continue sleep patterns often result from anxiety depression physical conditions, onset of menopause |
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What are the geriatic sleep
considerations? |
adequacy of sleep is problem
Stage 4 sleep is decreased are easily aroused 75+ the % if REM sleep drops will supplement sleep w/ |
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What are nursing diagnosis for sleep
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sleep pattern disturbance for:
difficulty falling sleep frequent awakening ineffective breathing to _____ |
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Ch. 42 Sleep
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terms / definitions
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