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).
Auditory Hallucinations. Theses auditory, or aural, hallucinations are the most common type of schizophrenia hallucination. They are a disruption of the normal hearing process, involving hearing annoyances such as clicks, hums, or screeches, and can be as complex as hearing complete voices.
Kinesthetic hallucination is an hallucination involving the sense of bodily movement. Lilliputian hallucination is an hallucination in which things, people, or animals seem smaller than they would be in reality. Olfactory hallucination is an hallucination involving the sense of smell. Somatic hallucination is an hallucination involving the perception of a physical experience occurring with the body. Tactile hallucination is an hallucination involving the sense of touch. Visual hallucination is an hallucination involving the sense of sight.