Causes for Inaccurate Perception
1. Defective functioning of sense organs
2. Inadequate Stimulus
3. Too many stimuli at one time
4. Poor Health
5. Figure Merges in the background
6. Guidance
1. Sense Organ
2. Brain
3. Memory Image Of Past Experience
4. Personal interest and Mind Set
5. Needs and Desire
1. Illusion –
It is a Wrong Perception
of sensory or actual
Stimulai With the present
of stimulai .
Ex. A Rope in the dark is
perceived as a snack.
2. Hallucination–
It is a Misinterpretation of sensory Stimulai With
the Absent of stimulai .
Ex. Hear sounds or voices that nobody else hears.
See things that are not there like objects, shapes,
people or lights. Feel touch or movement in your
body that is not real .
THANK
YOU

Factors and alterations in perception.pptx