External stimuli can be processed in two ways (perception analysis)
Top down and bottom up processing
what is top down (concept based)
perception analysis that uses high level cognitive process (long term stored knowledge and expereince, social norms, motivations, etc) to identify objects and events and give them a meaning
’
what is down up (data based) processing
using raw/outside data sensed by our sensory organs which transmits signals to the brain to (