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lec10 - 4/8/09 Lecture 10: Sleep & Dreams Lecture 10:...

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4/8/09 1 Lecture 10: Sleep & Dreams The Function of Sleep Circadian Rhythms Why Sleep? The Structure Sleep Sleep Stages The Dreaming Brain Freud’s Dream Activation-Synthesis Lecture 10: Sleep & Dreams The Sleeper Tamara de Lempicka (1934) The Function of Sleep Circadian Rhythms “circa (about) + dia (a day)” The Function of Sleep Circadian Rhythms
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4/8/09 2 The Function of Sleep Circadian Rhythms Michel Siffre in 1972 The Function of Sleep Circadian Rhythms The Function of Sleep Circadian Rhythms The Function of Sleep Circadian Rhythms Chronotype: Owls & Larks
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4/8/09 3 The Function of Sleep Circadian Rhythms The Function of Sleep Circadian Rhythms The Function of Sleep Why Sleep? Conservation Restoration Consolidation Why Sleep? Conservation Restoration Consolidation The Function of Sleep Brown Bat 19.9 Human (infant) 16.0 Tiger 15.8 Cat 12.1 Dog 10.6 Human (adult) 8.0 Pig 7.8 Human (elderly) 5.5 Cow 3.9 Sheep 3.8 Horse 2.9 Giraffe 1.9
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4/8/09 4 Why Sleep? Conservation Restoration Consolidation Brown Bat 19.9 Human (infant) 16.0 Tiger 15.8 Cat 12.1 Dog 10.6 Human (adult) 8.0 Pig 7.8 Human (elderly) 5.5 Cow 3.9 Sheep 3.8 Horse 2.9 Giraffe 1.9 The Function of Sleep Why Sleep? Conservation Restoration Consolidation The Function of Sleep Core Body Temperature 98.6 Why Sleep? Conservation Restoration Consolidation The Function of Sleep Why Sleep? Conservation Restoration Consolidation The Function of Sleep Repair & Reset
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4/8/09 5 Why Sleep? Conservation Restoration Consolidation The Function of Sleep Why Sleep? Conservation Restoration Consolidation The Function of Sleep Why Sleep? Conservation Restoration Consolidation The Function of Sleep Repeated days of sleep restriction Lapses of attention during performance Performance errors equal to being awake 24-40 hours Why Sleep? Conservation Restoration Consolidation The Function of Sleep
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4/8/09 6 Why Sleep? Conservation Restoration Consolidation The Function of Sleep Day 2: Difficulty focusing eyes and recognizing objects by touch. Day 3: Moodiness, inability to repeat simple tongue twisters. Day 4: Irritability and uncooperative attitude, memory lapses and difficulty concentrating. Gardner's first hallucination was that a street sign was a person, followed by a delusional episode in which he imagined that he was a famous football player. Day 5-6: More
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lec10 - 4/8/09 Lecture 10: Sleep & Dreams Lecture 10:...

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