A historical review of consciousness and its disorders.
Handbook of clinical neurology 2025 G Bryan Young, Loretta Norton
Concepts of consciousness and its disorders begin with the realization that both reside in the brain. Then came the realization that consciousness had various components, with two principal aspects, wakefulness and awareness. Awareness has multiple interconnected components, ranging from perception to abstract thought. These require selection of certain stimuli and processing as well as...