快波睡眠（快速动眼期睡眠）： FWS(Rapid Eye Movement Sleep) 脑电图活跃 眼球快速转动 肌肉松驰（除眼肌外） 肾上腺素大量分泌 HR、BP、R大幅度波动
快波睡眠（快速动眼期睡眠）： FWS (Rapid Eye Movement Sleep) 脑电图活跃 眼球快速转动 肌肉松弛（除眼肌外） 肾上腺素大量分泌 HR、BP、R大幅度波动
100%Sleep Cycle Stago 1 Stage 2 Stage 3 Stage 4 Stage 5 r小-abw-wo-wewcwwj/w 04-5% 4555% ●46% ●12-15% 20-25% Light sleep. Breathing Deep sleep Very deep Rapid eye Muscio pattorn and bo图na, sloop. movement. activity slows heart rate Brain begins Rhythmlc Brainwaves down. slows.Slight to generste breathing. speed up and Oocasional docrease in slow dolta Limitod musclo dreaming muscle body W8v80, activity.Brain occur倍. twitching. temperature. produces delta Muscles relax W■VOs. and heart rate Increases. Breathing is rapld and snallow
睡眠时相周期(Sleep Cycle) 清醒状态 NREM第一期一—→NREM第二期→NREM第三期 REM期 NREM第四期 ↑ ↓ NREM第二期←一NREM第三期
睡眠时相周期(Sleep Cycle) 清醒状态 NREM第一期 NREM第二期 NREM第三期 REM期 NREM第四期 NREM第二期 NREM第三期
Sleep Cycle Presleep-→ NREM I→NREM NREM NREM REM V NREM NREM Ⅲ
Sleep Cycle NREM Ⅱ REM NREM Ⅱ NREM Ⅲ NREM Ⅳ NREM Ⅲ Presleep NREMⅠ