psy.0129

psy.0129 - Psych 1 Fridlund Perception and Sleep Perception...

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Unformatted text preview: Psych 1 Fridlund 1/29/08 Perception and Sleep Perception • See reality through a set of prisms • Go out with preconceptions and we miss a lot • Perception is lateralized, movements, etc go to opposite sides of the brain • Left hear gets heard in the right side of the brain • Perception is graded – neuron all or none firing mechanism • We see the world in all shades of gray and hear certain noises etc • Perception is coded – 1’s and 0’s – codes let brain see what it is seeing, brain sends codes to retina about what to pick up in outer world • Different places in inner ear register different sounds etc • Visual system isn’t known as well as hearing • Perception is construction – make a story out of the world, fits our simple preconceptions • Necker cube and finishing a triangle Sleep • Sleep is a normal state, vegetative state is normal • We wake ourselves up, so question is why do we wake up?...
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psy.0129 - Psych 1 Fridlund Perception and Sleep Perception...

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