Chapter 5. Variations in Consciousness. Consciousness: Personal Awareness. Awareness of Internal and External Stimuli Levels of awareness James – stream of consciousness Freud – unconscious Sleep/dreaming research. The Electroencephalograph: A Physiological Index of Consciousness.
Variations in Consciousness
Figure 5.5 An overview of the cycle of sleep
drug is needed
psychedelic (mind-manifesting) drugs that distort perceptions and evoke sensory images in the absence of sensory input