Sleep physiology / Non Rapid Eye Movement/ REM sleep/ sleep centres

medical physiology chool
sleep physiology/ sleep cycles/ REM and NREM sleep stages
NREM stage have four sub stages namely stage 1, 2,3 & stage 4,
REM sleep known as paradoxical sleep
deems seen in both NREM & REM sleep
memory consolidation starts from stage 2 of NREM phase
EEG waves typically slow down in all stages of NREM sleep
saw tooth EEG waves seen in REM sleep