Rope mistaken for a snake, is an example of
* ILLUSION= altered perception of a real object * Mistaking a rope for a snake there are some specific type of illusions PAREIDOLIC ILLUSION==vague stimulus (like clouds) are perceived as something known to the patient (image of a dog) Ref. kaplon and sadock synopsis of psychiatry
Illusion
Perception
hallucination
Synaesthesia
Symptoms and signs in psychiatry and classification