Excited audience members in Australia. Stimulation or sensory excitation is the action of various agents or forms of energy (stimuli) on receptors that generate impulses that travel through nerves to the brain (afferents).
Voices are the most common type of hallucination in schizophrenia. Many people with the disorder hear voices. The voices may talk to the person about his or her behavior, order the person to do things, or warn the person of danger.
Schizophrenia Definition. When it comes to the definition of schizophrenia, the word is a broad term given to a cluster of disorders. Schizophrenic disorders are psychotic disorders.Psychotic disorders, like schizophrenia, are defined by a personâs inability to distinguish reality from fantasy.This may take the form of visual or auditory hallucinations, delusions (false beliefs) or other symptoms. Each specific schizophrenic disorder has its own definition: 1. It is known as disorganized because behaviors are often inappropriate for a given situation; this disrupts the ability to do daily activities. 2  Behaviors may be completely flat or even childlike in a person with disorganized schizophrenia.