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STATES OF CONSCIOUSNESS Chapter outline DEFINITION SLEEP NATURE OF SLEEP STAGES OF SLEEP CONSCIOUSNESS : This is a state of complete alertness or awareness. This state includes mental processes, e.g. sensation, perception, memory, thinking and feelings. ALTERED STATE OF CONSCIOUSNESS (ASC) The above mentioned mental processes do exist in ASC, but the quality of these mental processes change. The examples of ASC: Sleep, dream, daydreaming, delirium, hypnosis, drug induced conditions. Causes of ASC 1 Fatigue, drug, sensory overload. The sensory overload occurs in overexciting situation.
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2. Monotonous stimulation. This occurs when the individual is in a monotonous situation for hours. There is no change either in the environment or the activity the individual is engaged in. For example, when an individual is driving for a long time on a highway, the environment does not change for hours. That individual is perceiving the road and cars on the road and trees on the roadside for long hour. The activity that person is engaged in is the “driving” monotonous, for hours. 3. Physical conditions: The individual’s thinking process or attention changes when an individual is suffering high fever, dehydration or near death experience.
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