Part one of term paper
Visual sensation and visual perception are the processes by which we see and understand our surroundings. The difference between these processes and the dividing line where sensation ends and perception begins is debatable, however some distinctions can be made. Sensation is a physiological function, and begins with reception, when the corn ...

Part two of term paper
... all people obtain the same sensation from a given stimulus. Perception involves psychological processes, and the first automatic response is selection, which assists perceptual organisation and helps the brain sort the sensory elements into a whole picture. The next step is organisation, where elements are grouped into forms or shapes, followed by interpretation. Interpretation gives the stimulus meaning, and involves psychological characteristics such as attitude or prior experience ...