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What Are Dreams?

What Are Dreams?. Presentation by Charles Beaman MD/PhD Student UT Health. Are Dreams Important?. 2 Nobel Prizes. Neils Bohr Structure of Atoms and Quantum Mechanics. Otto Loewi Chemical Transmission of Nerve Impulses. How Do We Measure Dreams?. Electroencephalography (EEG).

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What Are Dreams?

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  1. What Are Dreams? Presentation by Charles Beaman MD/PhD Student UT Health

  2. Are Dreams Important? 2 Nobel Prizes • Neils Bohr • Structure of Atoms and Quantum Mechanics • Otto Loewi • Chemical Transmission of Nerve Impulses

  3. How Do We Measure Dreams? Electroencephalography (EEG)

  4. How Do We Measure Dreams? Stages of Sleep

  5. Animals in REM Sleep

  6. Two Types of Dreams REM Stages of Sleep NREM

  7. NREM Dreaming • Compressed in Time Scale (1 sec of dream equals 10 of reality) • Practice Learned skills REM Dreaming • Expanded Time Scale • Simulations? • Emotional • Testing Future Possibilities

  8. NREM Dreaming – Tetris Experiment

  9. Tetris Improvement Expert Players Novice Players Amnesics Novice Players reported dreaming about Tetris much more than Expert Players

  10. Alpine Racer 2

  11. Dreaming in Rats Now we can actually LISTEN to the Neurons in the brain

  12. Rats in the Maze

  13. Dreaming in Rats

  14. Dreaming in Rats

  15. NREM Dreaming • Compressed in Time Scale (1 sec of dream equals 10 of reality) • Practice Learned skills • Declarative Memory? REM Dreaming • Expanded Time Scale • Simulations? • Testing Future Possibilities • Procedural Memory?

  16. REM Dreaming • Vividly remembered Dreams • REM Atonia • Sexual Stimulation • Emotions • Is there a point?

  17. Why Do We have Nightmares?

  18. How Does My Lab Measure Dreams?

  19. Electrocorticography • Intractable Epilepsy Patients • Patients in the Hospital for about 1 week • We can use this time window to study Sleep

  20. Local Sleep

  21. Future ResearchThe Dream-Reading Machine

  22. Dream-Reading Machine

  23. Thank YouQuestions?

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