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Flashcards in Sleep Deck (11):
1

What are the two types of sleep?

Non-REM sleep (deep)
REM sleep

2

What happens in non-REM sleep?

Start of night
Synchronised, rhythmic EEG activity, partial muscle relaxation of muscles
Reduced cerebral blood flow
Reduced heart rate, BP and tidal volumes
Some non-narative images

3

What is REM sleep?

End of night
EEG shows fast activity
fMRI shows increased brain activity
Atonic muscles
Increased cerebral blood flow
impaired thermal regulation
Narrative dealing

4

What is the only way to regain lost sleep?

Deep sleep - allows cortex to recover

5

How many hours per day do Neonates sleep for?

16

6

How long is the normal Carcadian Rhythm?

24 hours 20 minutes (25 hours)

7

What does the retinal ganglion cell project to?

Suprachiasmatic nucleus

8

What peaks during sleep?

Cell division (Tissue repair)

9

How long should you nap for?

15 minutes

10

How many hours sleep should you get per night?

7-7.5 hours

11

What are clinical features of Narcolepsy?

Daytime sleepiness
Cataplexy
Hypnagogic hallucinations
sleep paralysis
RBD