PSY 102 Chapter 4: Chapter 4.docx
Document Summary
Our minds organize sensory data into more meaningful concepts, our brain brings together so much data that does not rely on sensory field (cid:240) (cid:240) (cid:240) (cid:240) (cid:240) (cid:240) (cid:240) (cid:240) Ability to recognize familiar faces, we recognize wacky faces because our brain gets by with partial information and fills in the rest. Lower part of parietal lobe responds to faces. Jerry lettvin proposed grandmother cell: each neuron store single memory. But other neuron may chime in too, we can only record small number of neurons at a time and therefore can"t determine what the rest of brain is doing. Motion perception is fundamental and help navigating and interacting with environment. There is a region in brain possess neurons solely devoted to motion information processing. Located along pathway leading to parietal lobes (region v5) Respond to direction and speed of motion. Rare but possible: activity of single neuron can predict overall perception of motion.