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.
Auditory hallucinations are the most common form of hallucination seen in people with schizophrenia. The patient hears voices that may be saying complimentary, critical or neutral words to them. The voices may also form a running commentary on the personâs actions and thoughts.ommand hallucination: This refers to when a person hears instructions that they should harm themselves or others. This is also a common symptom of schizophrenia. Olfactory: These hallucinations involve smelling odours that do not exist.