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