CAMS-UA 170 Lecture Notes - Lecture 1: Circadian Rhythm, Sleep Deprivation, Night Terror
22 Aug 2016
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2: describe polysomnography and other common methods of studying sleep, distinguish between various rating scales for self-assessment of sleep. Good sleep = the ability to: fall asleep easily, sleep through the night, wake up refreshed. *when you"re more anxious, you tend to wake up for a longer period time. *normal to wake up 2-3x per night (every 90-120 min) *development of a circadian rhythm is needed to wake up on your own. Exxon valdez ship captain hadn"t slept in 18 hours. Space shuttle challenger engineers gave it the ok to launch after fixing issues, but forgot to take into account weather (launched on coldest day in. Fl, resulting in explosion all due to not having slept in 48 hours) *being awake for 24 hours is equivalent to driving an auto simulator as if you were legally drunk. Total sleep time has been reduced by more than 2 hours over a 40-year period.
