Narration is the use of a written or spoken commentary to convey a story to an audience. Narration encompasses a set of techniques through which the creator of the story presents their story, including: Narrative point of view: the perspective (or type of personal or non-personal lens) through which a story is communicated.
The types of hallucinations are: 1  Auditory: The false perception of sound, music, noises, or voices. 2  Gustatory: A false perception of taste. 3  Olfactory hallucination: A false perception of odor or smell. 4  Somatic/tactile hallucination: A false perception or sensation of touch or something happening in or on the body.
Other conditions can also cause hallucinations. These causes can include: terminal illnesses, such as AIDS, brain cancer, or kidney and liver failure; high fevers, especially in children and the elderly; migraines; social isolation, particularly in older adults; seizures ; deafness, blindness, or vision problems