The present opinion article first discusses the fundamental basis of self-consciousness (self-awareness).The biological situation is then compared to artificial systems. Actually, the deficiencies of artificial systems will highlight the key features of biological systems. Biological self-consciousness requires an individual to whom something can become conscious, which basically depends on the...
Consciousness never sleeps. During sleep consciousness is engaged in quality assurance of rest for the system psyche, nervous system, and other systems of the body through a mammoth of silent activities. Neural correlates of sleep are important but not sufficient to understand sleep. The article discusses several models of the psyche participating in the mechanism of sleep. The models also...
Psychosis, characterized by hallucinations and delusions, is a common feature of psychiatric disease, especially schizophrenia. In the case of psychosis, the subject suffers from delusion (false beliefs) and hallucination (false perception); the impression for non-specialists is schizophrenia. In this presentation the patient has both delusion (false belief) and hallucination (false...
Notwithstanding the power of the cell assembly concept, which holds that specific patterns of neuronal activity constitute the substrate of perceptual awareness that rises into consciousness, a explanatory gap remains between the phenomenological experience of consciousness and the brain processes from which that experience arises. A number of compelling and insightful theories have been...