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Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
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The concept of subconscious awareness refers to the processing of information below the level of conscious thought, which significantly influences both behaviors and decisions. It is also known as waking subconscious awareness. This complex level of cognition operates without the direct awareness of the individual, facilitating rapid and simultaneous handling of multiple information streams.
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Lucid dreaming is a unique state of consciousness where an individual realizes they are dreaming while still in the dream. This awareness allows them to manipulate their dream environment consciously. Researchers like Stephen LaBerge have significantly contributed to the understanding of lucid dreams, highlighting that during these dreams, certain areas of the brain, such as the prefrontal cortex, that involve self-awareness and thought evaluation show increased activity.
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Altered states of consciousness represent significant deviations from one's normal mental state. These deviations can range from subtle changes in awareness to profound transformations in perception, thought processes, and sensory experiences. Altered states of consciousness can be triggered by various factors, including drug use, meditation, hypnosis, illness, or even intense fatigue.
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[The mind-brain problem (II): about consciousness].

J Tirapu-Ustarroz1, F Goni-Saez2

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Summary

Consciousness arises from complex neurobiological brain processes. Higher-level awareness, like self-awareness, likely emerges from these intricate neural and synaptic functions.

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Area of Science:

  • Neuroscience
  • Cognitive Science

Background:

  • Consciousness is a complex neurobiological phenomenon.
  • Chalmers' 'soft' and 'hard' problems distinguish basic awareness from self-awareness and social cognition.
  • Viewing consciousness as a unitary concept complicates its study.

Purpose of the Study:

  • To review neuroscientific models of consciousness.
  • To explore models of conscious experience and self-consciousness.
  • To connect brain structures to conscious processing.

Main Methods:

  • Review of neuroscientific models of consciousness.
  • Analysis of models addressing conscious experience (e.g., Crick, Edelman, Tononi, Llinas).
  • Examination of self-consciousness models (e.g., Damasio, Tulving) and related concepts (qualia, cognitive models).

Main Results:

  • Neuroscientific models offer different perspectives on consciousness.
  • Models differentiate between basic conscious experience and complex self-awareness.
  • Brain processing integrates external and internal stimuli into identity.

Conclusions:

  • Brain, neuronal, and synaptic structures underpin consciousness and perception.
  • Complex conscious processes like self-awareness and empathy are likely emergent brain functions.
  • Understanding consciousness requires appreciating its neurobiological basis and emergent properties.