脑电图与睡眠 Awake 州j-o中pwe+aar+ Alpha rhythms Beta rhythms REM sleep kvnhrwWW%are Beta rhythms Stage 1 non-REM wnwmwrpw sleep Theta rhythms Stage 2 non-REM w-wwwwnm-w sleep Spindle K complex Stage 3 non-REM sleep naewm Delta rhythms Stage 4 non-REM sleep Aro Delta rhythms 0 5 10 15 20 13 Time(sec)13 脑电图与睡眠