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NURSING - Chapter 40(Textbook) - Rest & Sleep
Key Terms - Fundamentals of Nursing (6th ed)
18
Nursing
Undergraduate 1
09/16/2009

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Term
circadian rhythm
Definition
rhythm that completes a full cycle every 24 hours
Term
delta sleep
Definition
deep sleep, occuring during Stage III and especially during Stage IV in NREM sleep
Term
dyssomnia
Definition
sleep disorders characterized by insomnia or excessive sleepiness
Term
enuresis
Definition
involuntary urination
Term
hypersomnia
Definition
condition characterized by excessive sleeping, especially daytime sleeping
Term
insomnia
Definition
difficulty in falling asleep
Term
melatonin
Definition
a natural chemical produced at night that decreases wakefulness and promotes sleep
Term
narcolepsy
Definition
condition characterized by an uncontrolled desire to sleep
Term
nocturnal myoclonus
Definition
condition characterized by marked muscle contaction that results in jerking of one or both legs during sleep
Term
non-rapid eye movement
Definition
consists of four stages of sleep where there is very little eye movement
Term
parasomnias
Definition
patterns of waking behavior that appear during sleep (sleep walking, sleep talking)
Term
rapid eye movement
Definition
stage that constitutes 20-25% of a person's nightly sleep
Term
rest
Definition
condition in which the body is in a decreased state of activity, with the consequent feeling of being refreshed
Term
restless leg syndrome
Definition
a condition in which patients are unable to lie still and report experiencing unpleasant creeping or tingling sensations in the legs
Term
sleep
Definition
state of altered consciousness throughout which varying degrees of stimuli preclude wakefulness
Term
sleep cycle
Definition
passage through the four stages of NREM, then reversal and finally, entering REM sleep and returning the NREM Stage II
Term
sleep deprivation
Definition
a decrease in the amount, consistency and quality of sleep; results from decreased REM or NREM sleep
Term
somnambulism
Definition
sleepwalking
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