Sleep disorders/problems Flashcards
What is the definition of Sleep Deprevation?
inadequate sleep either in quantity or quality
The temporary effects of Partial Sleep deprivaion can be reversed after what?
one good night’s sleep
What are the different TYPES of psychological effects of Partial Sleep deprivaion?
affective + cognitive
In Partial Sleep deprivaion, what is another term used for ‘affective’ when describing Psychological effects.
emotional effects
List 4 Affective/Emotional psychological effects of Partial Sleep deprivation
- mood changes
- irritability
- lack of motivation
- heightened anxiety/depression
List 4 Cognitive psychological effects of Partial Sleep deprivation
- lack of concentration
- impaired memory
- poor decision making
- illogical/irrational thoughts
What TYPE of Psychological effect cannot be observed?
Cognitive
List 4 Behavioural effects of Partial Sleep deprivation
- fatigue + headaches
- trembling hands
- dropping eyelids
- slurred speech
What can chronic sleep deprivation cause in the long term?
depression/anxiety, diabetes/obestiy, insomnia, cancer
What are the 3 Sleep recovery patterns?
- sleep debt
- REM rebound
- Microsleep
What is sleep debt?
accumulated sleep loss which can be recovered usually through one good night’s sleep
What is REM rebound?
the significant increase in REM following REM deprivation
In REM rebound, what happens to the amount of REM sleep? (What would be the % rem rebound if Ann usually gets 20% rem sleep?)
it doubles; 40%
What is a Microsleep characterised by?
- brief, involuntary sleep
- lasting from 3-15 seconds
- person usually unaware that it has occured
How can one prevent Microsleeps?
by taking short naps or getting enough sleep in the first place
Define ‘total sleep deprivation’
no sleep for at least 24 hours
What are the 3 different TYPES of effects which occur due to Partial Sleep deprivation?
Affective, cognitive, behavioural
What is 17 hours of sleep dep. equivalent to in relation to Blood Alch Content?
BAC of 0.05%
If Anna has a BAC of 0.10%, her sleep deprivation how many hours?
24 hours
If Anna has a BAC of 0.05%, her sleep deprivation how many hours?
17 hours
What are the 3 different TYPES of effects which occur due to Total Sleep Deprivation?
Cognitive, Concerntration, Mood
In Total Sleep Deprivation, give 4 examples of Concentration effects.
- lack of attention
- unable to maintain attention
- drowsiness inc microsleeps
- daydreaming/wandering
What is a major Cognitive effect from Total Sleep Deprivation? How does this impact driving?
the inability to divide attention; cant do 2 tasks at once
Ted drove to work after being deprived of sleep for 26 hours. What Mood effects would be be experiencing while under the wheel?
road rage
What are the three sleep disorders in the VCE study guide?
- circadian phase disorder
- Dysomnias
- Parasomnias
If someone has a Circadian Phase Disorder, it means they are unable to ______________
fall asleep or remain asleep
What is the Circadian Phase Disorder?
Sleep disruption due to the alternation of the internal circadian rhythm
The Circadian Phase Disorder can be caused by which four aspects of life?
- adolescence
- lifestlye
- shiftwork
- Jet lag
What is it called when adolescence have their sleep wake cycle shifted towards the evening?
Why does this occur?
Delayed sleep onset.
Because the release of the hormone Melatonin is delayed by 2 hours. OR could be other factors which lead to busy life
How many hours of sleep does an adolescence require?
9-10
What are Dysomnias?
the inability to regulate the sleep wake cycle.
If I have dysomnia, then I find it difficult….
getting to sleep or staying asleep
What is the difference between Dysomina and Parasomnia?
Dysomnia is not being able to fall sleep while Parasomnia is not being able to get quality sleep due to abnormal behaviours during sleep
What type of disorder is Insomnia? What is insomnia also known as?
Dysomnia; Sleep Onset
Give three Psychological and three Physiological causes for Insomnia
Psychological
- fear
- stress
- anxiety
Physiological c
- body pain
- head pain
- overuse of stimulants
What is the major treatment used to elimiate Insomnia? Breifly discuss what it involves
CBT-I (Cognitive Behaviour Therapy for Insomnia)
- involves getting advice about how to establish a healthy sleep cycle
What is a disadvantage of CBT-I?
time consuming
If someone had Parasomnia, it means they are unable to
get a quality full nights sleep because of abnormal behaviours during sleep
What is a type of Parasmonia?
Sleep walking
In which stages of sleep does sleep walking occur? What does this tell you about whether or not someone is dreaming?
NREM S3+4; no dreaming involved in sleep walking because dreaming ONLY occurs in REM sleep
What are four possible causes of sleep walking
- genetics
- ilness
- alchohol
- stress
Name the main treatment for the Circadian Phase disorder.
Bright light therapy
What does bright light therapy aim to do (1) and what is used in this therapy (1)?
- aims to delay or advance sleep
- high intensity light
How does a high intensity light in Bright Light therapy ultimately adjust the internal body clock?
(3 )
- signals that its ‘daytime’ are sent to the SUPRACHIASMATIC NUCLEUS
- which stop the release of melatonin from the PINEAL GLAND
- body clock adjusted and feel more alert
Which state is the Hypnogogic state?
NREM S1
Which stage has hypnic jerks
NREM S1
Jet lag is a sleep disorder that occurs due to ________________ which results in ______________ and other physical effects felt by a person after _________________ across_____________
- a disturbance to the circadian rhythm
- extreme tiredness
- a long flight across different time zones.
If someone has jetlag, thier circadian cycle____________________
does not match the time zone they are in.
