Sleep-Wake Disorders Flashcards
What are Sleep-Wake disorders
recurrent sleep-related problems that cause significant personal destress or impaired functioning
What are “Sleep Disorders Centres”
diagnostic facilities that provide assessments of sleep problems .
How do sleep disorders centres assess a persons sleep problems
They use Polysomnographic Recording = using wired devices to track physiological responses during sleep or attempted sleep (brainwaves, heart/respirationtates, eye and muscle movements)
What is Insomnia
Difficulties falling asleep, remaining asleep, or achieving restorative sleep
How many people in Canada aged 15 and older suffer from insomnia
more than 3.3 million
How do young people usually experience insomnia compared to older people
Young people usually complain that it takes to long to get to sleep, and older people usually complain about waking up frequently during the night or wake up too early
What does a diagnosis of insomnia require
The problem occurs at least 3 times per week for at least three months
What are some things that can cause Insomnia
high levels of stress, work, heavy drinking or drug use, obesity, divorce, being female, lower levels of education/income, and depression
What are the consequences of having insomnia
a sleep-deprived brain is less able to concentrate, pay attention, respond quickly, solve problems, and remember recently acquired information. Also linked to poor immune system functioning (makes it more likely to catch colds and diseases)
What is Hypersomnolence Disorder
A pattern of excessive sleepiness during the day occurring at least three days a week for a period of at least 3 months
What is Narcolepsy
Sudden and irresistible episodes of sleep attacks (randomly falling asleep out of no where)
Lasts usually about 15 minutes
(diagnosed if occurs 3 times a week over 3 months)
Narcolepsy is combined with the presence of one of the following conditions: (name them)
- Cataplexy = sudden loss of muscular control (usually follows a strong emotional reaction)
- Deficiency of hypocretin = protein molecule that plays a role in the sleep-wake cycle
- Intrusions od REM sleep
Scientists found that Narcolepsy with Cataplexy is related to low levels of __________.
Neuropeptide
