Matching Pairs PSYC 1030 Chapter 4Online version Consciousness by Whitney Jarnagin 1 Altered state of consciousness 2 N stage of sleep 3 Strategies to help insomnia 4 Hypnosis 5 Psychoactive drugs 6 Freud 7 Meditation 8 R stage of sleep Substances that alter consciousness Sleep restriction, exercise, stimulus control Stages 1-3; dream-free about 90% of the time Believed dreams could be interpreted through the use of symbols Mental exercise for producing relaxation or heightened awareness Stage in which dreaming occurs Change in quality and pattern of mental activity Narrowed attention and increases openness to suggestion