Define perception

What will be an ideal response?


Perception is our conscious interpretation of the external world as created by the brain from a pattern of nerve impulses delivered to it from receptors. Our perception is different from what is really "out there" for several reasons. First, humans have receptors that detect only a limited number of existing energy forms. We perceive sounds, colors, shapes, textures, smells, tastes, and temperature but are not informed of magnetic forces, polarized light waves, radio waves, or X-rays because we do not have receptors to respond to the latter energy forms. What is not detected by receptors, the brain will never know. Our response range is limited even for the energy forms for which we do have receptors.

Anatomy & Physiology

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