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Unconsciousness may occur as the result of traumatic brain injury, brain hypoxia (inadequate oxygen, possibly due to a brain infarction or cardiac arrest), severe intoxication with drugs that depress the activity of the central nervous system (e.g., alcohol and other hypnotic or sedative drugs), severe fatigue, pain, anaesthesia, and other causes.
In medicine, a coma (from the Greek κῶμα koma, meaning deep sleep) is a state of unconsciousness, lasting more than six hours in which a person cannot be awakened, fails to respond normally to painful stimuli, light, sound, lacks a normal sleep-wake cycle and does not initiate voluntary actions.
Not all kinds of information are capable of being disseminated consciously (e.g., neural activity related to vegetative functions, reflexes, unconscious motor programs, low-level perceptual analyzes, etc.), and many kinds of information can be disseminated and combined with other kinds without consciousness, as in intersensory interactions such ...
The personal unconscious is a reservoir of material that was once conscious but has been forgotten or suppressed, much like Freud's notion. The collective unconscious, however, is the deepest level of the psyche, containing the accumulation of inherited psychic structures and archetypal experiences. Archetypes are not memories but energy ...
[41] [37] Likewise, Asian philosophers like Dharmakirti and Guifeng Zongmi discussed the problem of how consciousness arises from unconscious matter. [ 37 ] [ 42 ] [ 43 ] [ 44 ] The Tattva Bodha, an eighth century text attributed to Adi Shankara from the Advaita Vedanta school of Hinduism , describes consciousness being anubhati , or self ...
Prolonged unconsciousness is understood to be a sign of a medical emergency. [3] A deficit in the level of consciousness suggests that both of the cerebral hemispheres or the reticular activating system have been injured. [4] A decreased level of consciousness correlates to increased morbidity (sickness) and mortality (death). [5]
Groups opposed to President Donald Trump's agenda and his top adviser Elon Musk converged on cities across the nation Monday to express outrage with slogans such as "Not My President's Day" and ...
Unconscious cognition is the processing of perception, memory, learning, thought, and language without being aware of it. [1]The role of the unconscious mind on decision making is a topic greatly debated by neuroscientists, linguists, philosophers, and psychologists around the world.