perceptual anomalies Flashcards
perceptual anomalies
a phenomenen in perception that is irregyalr, unusual or unexpected
motion after effect
refers to the apparent motion of a stationary stimulus following the extended viewing of a continuosly moving stimulus. it is an an illusion
synaesthesia
a perceptual experience where a stimulatin of one sense produces additional sensations in another
how many ppl have synaesthetis
approximantely 1 in 2000
how many types of synaestheisa
over 50
causes of synaestheisa
- sesnitivity to external stimuli
- extreme or excessive reactions to stimuli
- excess of neural connections
spatial neglect
a neurological disorder in which the person affected systematically ignores stimuli on one side of thier body. Attention disorder not viusal.
what causes spatial neglect
damage to the posterior of the right pareital lobe. cuases them to ignore the left side of the world.