Sleep Flashcards

(66 cards)

1
Q

Consequences of sleep loss

A

excessive sleepiness
sleep deprivation
mental and physical problems
psychomotor impairment
increased risk for errors
*sleepiness slows reaction times just as if patient was using a substance or alcohol

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2
Q

common side effects of sleep deprivation

A

weight gain/DM
decreased hand-eye coordination similar to intoxication
memory problems
depression and negative affect in other psych illnesses
weakening of immune system
increase in pain perception
cardiac disease
kidney disease
increased risk of injury in adults, teens, and children
human errors linked to tragic accidents

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3
Q

sleep deprivation

A

not getting the sleep you need

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4
Q

what makes you sleep

A

internal body clock
adenosine: increasing levels signals a shift towards sleep
light and darkness
melatonin is released in the dark which helps you feel drowsy
sun rises, cortisol prepares body to wake

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5
Q

factors that can affect sleep

A

physical
mental
psychiatric
environmental
night shift
genetics
medications
aging

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6
Q

REM sleep

A

is regulated by brain stem
rejuvenates the brain
REM and NREM are both necessary for optimal health

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7
Q

NREM

A

regulated from higher brain centers
rejuvenates the body
has 3 stages

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8
Q

stage 1 NREM

A

transition between awake and sleep
light stage of sleep
high amplitude theta waves
very slow brain waves
lasts only 5-10 min

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9
Q

stage 2 NREM

A

reduced heart rate and respiration
body temp drops
breathing and heart rate become more regular
lasts 20 minutes
sleep spindles

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10
Q

stage 3 NREM

A

further reduction in heart rate, RR, BP and response to external stimuli
restorative sleep
deepest sleep occurs
delta waves

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11
Q

REM sleep

A

brain becomes more active
body relaxed and immobilized
dreams
rapid eye movement
increased RR
20% of total adult sleep time

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12
Q

sequence of sleep states

A

sleep begins at stage 1 and progresses to 2 and 3
after 3, stage 2 is repeated before entering REM
once REM is over, stage 2 is repeated
cycle at least 4-5 times per night
REM stage approximately 90 min after falling asleep
1st REM cycle might only last a short time, but each cycle gets longer lasting up to 1 hour
sleep is not passive
brain in very active during different stages of sleep

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13
Q

homeostatic process

A

sleep drive
promotes sleep
accumulation of sleep-inducing substances in the brain
operates like a timer
need to sleep
longer you have been awake the stronger your desire for sleep becomes

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14
Q

circadian process/drive

A

promotes wakefulness
regulation of internal clock
controls timing of sleep
coordinates light-dark cycle
regulates sleep patterns, feeding patterns, core body temperature, brain wave activity, and hormone production over a 24 hour period

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15
Q

sleep latency

A

the time it takes to fall asleep
associated with stage 1 NREM

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16
Q

sleep architecture

A

structural organization of NREM and REM sleep

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17
Q

hypnogram

A

graphic display of sleep architecture

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18
Q

sleep community

A

distribution of sleep and wakefulness across the sleep period

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19
Q

sleep fragmentation

A

disruption of sleep stages

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20
Q

sleep efficiency

A

ratio of sleep duration to time spent in bed

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21
Q

zeitgebers

A

helps set external clock to a 24 hour cycle

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22
Q

master biological clock

A

SCN in hypothalamus that regulates a host of functions

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23
Q

basal sleep requirement

A

amount of sleep necessary to feel fully awake and sustain normal levels of performance

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24
Q

sleep requirements by age

A

infants-12 months - 16-18 hours
pre-school age- 11-12 hours
school age- at least 10 hours
teens- 9-10 hours
adults- 7-8 hours

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25
assessing sleep disorders
inquire into chief complaint assess impact on patients life ask about caffeine intake, alcohol and nicotine use, use of illicit drugs any family history of sleep disorders complete 2 week sleep log complete sleep scales: stanford sleepiness scale/ epworth sleepiness scale
26
polysomnography (PSG)
lab sleep study evaluates oxygen levels, body movements, brain waves diagnose sleep apnea
27
electroencephalogram (EEG)
assess electrical activity detects any potential problems part of polysomnography
28
multiple sleep latency test (MSLT)
day time nap study used in conjunction with PSG at night to diagnose narcolepsy
29
treatments for sleeping disorders
sleep meds and melatonin CBT allergy or cold meds meds for underlying health issues assistive breathing or surgery (CPAP, BiPAP) dental guard lifestyle changes increasing vegetables and fish in diet and reducing sugar exercise establishing regular sleep schedule drinking less water before bed limiting caffeine late afternoon or evening cutting back on tobacco and alcohol use eat smaller, low carb meals before bed
30
sleep hygiene
have a fixed wake up time prioritize sleep make gradual adjustments don't overdo it with naps keep routine consistent budget 30 min for winding down dim lights unplug from electronics test methods of relaxation dont toss and turn
31
insomnia
dissatisfaction with quality of sleep most common sleep disorder females more frequently affected difficulty initiating sleep, maintaining sleep, frequent awakenings, early morning awakening and inability to return to sleep non refreshing/restorative sleep at least 3 nights per week present for at least 3 months
32
3P model of insomnia
predisposing factors - prior hx of quality sleep ( depression and anxiety) precipitating factors- external events ( divorce, role change, retirement, grief) perpetuating factors - Sleep practices that maintain sleep complaints (excessive naps, caffeine)
33
treatment for insomnia
effectively treated without meds with CBT, sleep restriction, stimulus control, and attention to sleep hygiene long term meds still are not required
34
hype somnolence disorders
excessive sleepiness despite a main sleep period of 7 hours with one of the following recurrent periods of sleep or lapses into sleep within same day, a prolonged main sleep episode of more than 9 hours that is nonrestorative, difficulty being fully awake after abrupt awakening occurs at least 3 times in the last 3 months hyper somnolence is accompanied by significant distress or impairment in cognitive, social, occupational, or other areas of functioning
35
treatment of hyper somnolence
maintaining a regular sleep wake cycle allow for an extended sleep opportunity of 10 hours o more treated with long acting amphetamine based stimulants such as methylphenidate and nonamphetamine based stimulants such as modafinil (provigil)
36
narcolepsy
uncontrollable urge to sleep relatively rare frequent in men begins young adulthood and persist throughout lifespan hypnagogic hallucinations- false auditory, visual and tactile hallucinations that occur at transition from wakefulness to sleep sleep paralysis- inability to move or speak during transition from sleep to wakefulness disturbed nighttime sleep with middle of the night awakenings and memory lapses feel refreshed upon awaking and feel sleepy within 2-3 hours later
37
cataplexy
brief episodes of bilateral loss of muscle tone while maintaining consciousness triggered by strong emotions may last seconds to several minutes, recovery is generally immediate occurs with half the population of narcolepsy some have 1-2 episodes in lifetime, others have up to 20 per day treat with sodium oxybate (xyrem) may take up to 8 weeks to see effect
38
treatment of narcolepsy
lifestyle modifications (naps, exercise, and balanced diet) modafinil (provigil) armodafinil (nuvigil) methylphenidate amphetamine sodium oxybate (xyrem)
39
Obstructive sleep apnea hypopnea
men associated with obesity repeated episodes of upper airway collapse and obstruction resulting in fragmented sleep unable to sleep and breathe at same time loud disruptive snoring, apnea episodes, excessive daytime sleepiness diagnosed by clinical evaluation and polysomnography treated with CPAP
40
central sleep apnea
cessation of respirations during sleep instability of the respiratory control system seen in older adults, advanced cardiac or pulmonary diseases, or other neurological disorders treatment: treat existing conditions, using a device to assist breathing or use supplemental oxygen.
41
sleep related hypoventilation
too slow or shallow hypoventilation, carbon dioxide levels rise in body while blood oxygen level lower disrupts quality of sleep, leading to feelings of tiredness during day NO apnea or respiratory events associated with morbid obesity, lung parenchymal disease, or pulmonary vascular pathology treatment with CPAP or BiPAP
42
circadian rhythm sleep-wake disorder
misalignment between the patients sleep pattern and the sleep pattern that is desired or regarded as the societal norm characterized by irregular sleep/wake cycle AED insomnia and hypersomnia causes significant distress in at least one area of functioning treatment: bright light therapy, sleep hygiene, medications, behavioral therapy and lifestyle changes
43
goals of treating sleep-wake disorders
reduce circadian misalignment improve sleep improve alertness short naps frequent sleep avoid working multiple days in a row sufficient time off between shifts dark room/dark glasses to aid in sleep a short modification of 2-4 hours in the cycle can make a big difference
44
shift work sleep disorder
have an increased risk of accidents at work, work related errors, irritability, mood problems, poor coping skills, impaired social functioning, health related complaints (GI, cardiac) drug and ETOH dependency
45
how to deal with shift sleep disorder
get at least 7-8 hours of sleep make sleep priority minimize exposure to light on the way home follow bedtime rituals create a quiet, dark and peaceful setting during sleep ask family members to wear headphones to listen to music or watch TV avoid vacuuming, dish washer, or other noisy activities while you sleep
46
Sleep walking
rising from bed, walking about awakened with great difficulty runs in families rare in adults, common in children age 4-8 high risk for injury amnesia treatment: Safety measures, stress reduction, and benzo's benzo's are habit forming so used only briefly, low doses and monitored closely
47
sleep terrors
sudden terrified near-awakenings, sitting up in bed followed by panicked scream abruptly exhibit behaviors of fear, panic, confusion no response to soothing from others not fully awake, often returns to normal sleep without ever fully waking up amnesia treatment: exploring stress, sleep hygiene, medication is rarely used, but benzo's can be used
48
nightmare disorder
generally occur in second half of major sleep episode rapidly become oriented and alert significant distress or impairment cannot be explained by the effects of a drug abuse or medication nightmares cannot be attributed to another mental health disorder or medical condition can be triggered by stress or anxiety, trauma, sleep deprivation, medications, substance misuse, scary books and movies treatment for nightmares isn't usually necessary
49
restless leg syndrome
voluntary response and urge/need to move legs to stop sensations of creeping, crawling, aching, pulling, searing, tingling, bubbling, pain, cramping or itching symptoms increase with rest middle age older adults pregnant women stress makes it worse familial link results in insomnia
50
treatment of restless leg
muscle relaxation, stress reduction, understand etiology no test or cure various meds may treat movement helps to relieve symptoms
51
alcohol induced sleep disorder
decreases deep sleep and REM sleep responsible for middle of the night awakenings with difficulty returning to sleep
52
nicotine induced sleep disorder
CNS stimulant, increasing heart rate, blood pressure, and respirations individuals wake in response to mild withdraw
53
caffeine induced sleep disorder
blocks adenosine promoting wakefulness
54
comorbidities to sleep disorders
less than 6 hours of sleep per night increases risk to cardiovascular, endocrine, immune, and neurological function short sleep duration less than 7 hours lack of sleep causes obesity, cardiovascular disease, HTN, impaired glucose tolerance, DM, and mood disturbance increased risk of HTN, DM, cardiovascular disease and stroke
55
sleep disorders and psych disorders
sleep problems are common in patients with depression, bipolar disorder, and anxiety increased risk of developing mental illness treating sleep disorder may help alleviate the symptoms of the mental health problem
56
mood disorders and sleep
insomnia and hypersomnia are part of the diagnostic criteria for depression symptoms include difficulty falling asleep, frequent nighttime awakenings, early morning awakenings, and non-restorative sleep some MDD suffer from obstructive sleep disorder depressed patients with insomnia are less likely to respond to treatment for MDD than those with sleep problems
57
bipolar and sleep disorders
insomnia or report less need for sleep during manic episode or hypersomnia, insomnia or restless sleep insomnia worsens before manic episode lack of sleep triggers episode adversely affects mood and contributes to relapse
58
Generalized anxiety disorder and sleep
GAD have prolonged sleep latency and frequent nighttime awakenings, worry, anxiety, thinking about problems, stressors, have difficulty initiating and falling asleep sleep panic attacks are possible
59
OCD and sleep
initiation and maintenance sleep problems
60
PTSD and sleep
nightmares; almost a universal finding
61
Does insomnia occur more frequently with medical diagnosis or psychiatric diagnosis a- medical b- psychiatric
B
62
which of the following involves episodes of upper airway collapse and obstruction? a- obstructive sleep apnea hypopnea syndrome (OSHA) b- CPAP c- RSBD d- NREM
A
63
which is the minimum amount of sleep a nurse on shift work should get in 24 hour period? a- 4 to 5 b- 5 to 6 c- 6 to 7 d- 7 to 8
D
64
which s the most likely indication that a client might really have insomnia? a- difficulty occurs at least once a week b- the difficulty occurs at least 2 nights a week c- the difficulty occurs at least 3 nights a week d- the difficulty occurs at least once per month
C
65
which of the following may be precipitating factor for insomnia a- never goes to bed at the same time b- has a history of depression and anxiety c- recently got divorced and moved to a new city d- drinks quite a bit of alcohol in the evenings
C
66
You ask your client how long it usually takes her to fall asleep at night. You are asking her about her? a- sleep latency b- sleep efficiency c- sleep continuity d- sleep architecture
A