Sleep Flashcards
insufficient sleep
Obtaining less than the recommended amount of sleep (7-8 hours)
Fragmented sleep
Frequent arousal or actual awakenings that interrupt sleep
Nonrestorative sleep
sleep that is of adequate duration but it does not result in the individual feeling refreshed and alert the next day
Our ability to be awake is controlled by
Reticular activating system
various neurotransmitters
Orexin
Helps keep people awake
Low levels in pts who have narcolepsy
Activation of RAS causes
Alertness and attention
Circadian rhythm
The biological rhythm of behavior and physiology within a 24 hour period
______ is an important cue for sleepfulness versus wakefulness
Light
________ is our strongest cue for our sleep/wake rhythm
Light
REM sleep
Rapid eye movement
Majority of our time is spent in ________
Non REM sleep
Sleep latency
When a person is beginning to fall asleep
NREM
Non-rapid eye movement
Stage 1 (NREM sleep)
Slow eye movements
Can be easily aroused during this period
stage 2 (NREM sleep)
HR and temperature decrease
Most of our nights sleep
Stage 3 (NREM sleep)
Deep or slow wave sleep
Difficult to awaken
-parasomnias
Parasomnias
Unusual and often undesirable behaviors while falling asleep
Parasomnias examples
Sleep walking
Sleep terror
Nightmare
Sleep paralysis
Sleep hallucinations
Inadequate sleep hygiene
Stimulants
Medications
Using alcohol to induce sleep
Irregular sleep schedules
Nightmares
Exercising near bedtime
Jet lag
Alcohol decreases your amount of
REM sleep
Polysomnography
Sleep study
Reasons to give benzodiazepines
Induce sleep
Reduce seizures
BiPAP
Gives one level of pressure for inhalation and a different level of pressure for expiration
CPAP
Most common treatment for sleep apnea
Narcolepsy
Low levels of orexin lead to difficulty staying awake, frequent impulses to fall asleep
Cataplexy
Brief and sudden loss of skeletal muscle tone which can cause muscle weakness or complete collapse and falling
Cataplexy can be triggered by
Strong emotions or laughter
