Medical Subject Headings

Last uploaded: January 31, 2024
Preferred Name

Sleep Stages

Synonyms

NREM Stage 2

Stages, Sleep

Definitions

Periods of sleep manifested by changes in EEG activity and certain behavioral correlates; they formerly included Stage 1: sleep onset, drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep, light sleep, deep sleep, telencephalic sleep. In 2007, sleep stages were redefined by The American Academy of Sleep Medicine (AASM) as: N1-N2 (sleep onset - light sleep), N3 (SLOW-WAVE SLEEP), and REM SLEEP.

ID

http://purl.bioontology.org/ontology/MESH/D012894

altLabel

NREM Stage 2

N2 Sleep

N1-Sleep

NREM Stage 1

Sleep Stage

N1 Sleep

N2-Sleep

Stage, Sleep

Stages, Sleep

AQL

DE GE IM PH RE

cui

C0037319

C4704917

C4704916

DC

1

definition

Periods of sleep manifested by changes in EEG activity and certain behavioral correlates; they formerly included Stage 1: sleep onset, drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep, light sleep, deep sleep, telencephalic sleep. In 2007, sleep stages were redefined by The American Academy of Sleep Medicine (AASM) as: N1-N2 (sleep onset - light sleep), N3 (SLOW-WAVE SLEEP), and REM SLEEP.

DX

19720101

HN

1972 (1969)

Inverse of AQ

http://purl.bioontology.org/ontology/MESH/Q000276

http://purl.bioontology.org/ontology/MESH/Q000502

http://purl.bioontology.org/ontology/MESH/Q000187

http://purl.bioontology.org/ontology/MESH/Q000235

http://purl.bioontology.org/ontology/MESH/Q000528

Inverse of RO

http://purl.bioontology.org/ontology/MESH/D053608

Machine permutation

1972

MDA

19990101

MMR

20180409

MN

G11.561.803.754

F02.830.855.796

notation

D012894

prefLabel

Sleep Stages

TERMUI

T000940008

T000940010

T000940009

T000939073

T038005

TH

NLM (2019)

NLM (1969)

tui

T040

T039

subClassOf

http://purl.bioontology.org/ontology/MESH/D012890

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