Perception Flashcards
What is perception?
Conscious awareness of elements in the environment, sensory stimulus.
. What is illusion?
Perceptual misinterpretation of real external stimulus-
What is hallucination?
False sensory perception in the absence of any real external stimulation (no object)
Pseudo hallucination?
Perceptions experienced as coming from within the mind (blur-blur)
Diff between pseudo & hallucination?
Hallucination: objective, real wherepseudo : inner eye.
Hallucinatim:bright, pseudo: dim
Auditory hallucination?
False perception of sound, voices n very common.
Command hallucination
Orders that a person may feel obliged to obey-
Imperative hallucination
A form of command hallucination. Very iresistable
Audible thoughts
Hallucinated voices that speak aloud what the patient is thinking
What is audible thoughts seen in
Schizophrenia.
Visual hallucination?
Sense of sight
What is visual hallucination seen in?
Not schizophrenia but more organic states like occipital tumors ‘glue - petrol sniffing.
Autoscopic hallucination?
Visual perception seeing oneself, seen in schizophrenia,epilepsy & depression.
Gustatory hallucination.
Hallucination mulling taste
Olfactory hallucination.
Smell, odors, seen m temporal lobe seizures.