Sleep stages Flashcards

1
Q

Light sleep
Transition to this stage be associated with hypnic jerks
Characterised by theta waves on EEG

A

Non-REM stage 1 (N1)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Deeper sleep
Represents around 50% of total sleep
EEG shows Sleep spindles + K-complexes

A

Non-REM stage 2 (N2)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Deep sleep
Parasomnias such as night terrors, nocturnal enuresis, sleepwalking
EEG shows Delta waves

A

Non-REM stage 3 (N3)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Dreaming occurs
Loss of muscle tone, erections
EEG shows Beta-waves

A

REM

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly