Relier Pairs Adaptable Brain,Sleep,&DreamsVersion en ligne Important terms, and subjects that you should know about how your brain adapts, and what happens when you sleep and dream. par Gisselle Padilla 1 What are examples of depressants? 2 What's the difference between alpha, theta waves? 3 Is ego unconscious, or conscious? 4 Stage where you have rapid eye movements this is where most dreams occur. Which stage is this? 5 Drugs considered a stimulant? 6 What symptoms of hallucinogens? 7 What is a circadian rhythm? 8 Is Id conscious, or unconscious? 9 What are the benefits of sleeping? 10 What stage do sleep terrors happen in? Unconscious Energy conservation, repairing of cells, and pituitary releases growth hormones. 24 to 25 hour biological clock that tells you when you should go to sleep, and when to wake up. Conscious mild delusions, relaxation, panic, and reduced motivation. caffeine, nicotine, cocaine, methamphetamine. One is awake and relaxed.While the other has slow regular waves. Stage 3 NREM. morphine, codeine, oxycodone, heroin, alcohol REM stage.