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

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

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 Stages of Sleep NREM REM

7. NREM Dreaming REM Dreaming Compressed in Time Scale (1 sec of dream equals 10 of reality) Practice Learned skills 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

15. NREM Dreaming REM Dreaming Compressed in Time Scale (1 sec of dream equals 10 of reality) Practice Learned skills Declarative Memory? 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 Research The Dream-Reading Machine

22. Dream-Reading Machine

23. Thank You Questions?