PS200 Unit three seminar option #2 (1).docx - Unit three...

This preview shows page 1 - 2 out of 3 pages.

Unit three Option 2 Seminar The main topic discussed during seminar is cognitive process of visual perception and attention, which is using previous knowledge together. And interprets stimuli registered by the senses. Tonight’s seminar focuses mainly on visual perception. The two different methods of visual perception include top- down and bottom- up processing. Bottom -up processing: Is when sensory receptors pick up signals for the brain to integrate and process. An example of this is slamming your finger in a door, your pain receptors detect pain and sends the information to your brain where it is than processed. On the other hand, Top- town processing is how we interpret those sensations is influenced by our available knowledge, our experiences, and our thoughts. For example, if you see the chair, you have stubbed your toe on before and you avoid it to make sure it does not happen again. In top-down processing, there is always bias of environmental factors on a personal perception of the stimulus, this is known as context effect. Where cognitive psychology of a person’s

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture