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Chapter 5

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Dax Urbszat

Chapter 5 - Consciousness October 17, 2011 What is consciousness? - unanswered (nobody knows) - we know things about consciousness - but we don't know what consciousness is in its self Consciousness - animals don't always have control over their instinctive actions like we have the ability to do (we don't always use it either) - we have something called internal dialogue: full of the core beliefs we have ourself (always on) - allows us to use personal experience to inform us about our choices (used against instinctive behaviour) Cortex and Consciousness - weapon focus: attention goes towards object vs face of person holding the weapon - our attention isn't always under our conscious control all of the time - Stroop task: the left hemisphere creates interference w/right hemisphere when reading words as the colour they appear in - cognitive biases: tell us what to pay attention to and what not to (different for everybody) dependent upon their experience Attention - attention is a skill that can be improved through practice - consciousness allows us to have control over our choices (sometimes interferes our instinct to our peril) Subliminal Perception - confabulation: making stuff up that you believe to be true - classical conditioning: used in advertising to trick u into buying things u don't need/want - ex. pair toilet paper w/ kittens (target demographic audience women b/c they like kittens) Neurology of Conscious - there is no one part of the brain that embodies consciousness (cortex = good candidate)Sleep and Dreaming - dreaming a very important function of sleep - whether you remember your dreams or not is based on attention -REM sleep disorder; ppl acting out their dreams in their sleep -sleepwalking/eating/driving/murder: called somnambulism occurs during non REM stage (less frequently) not like dreams however, don't have character plots, etc. - one of the functions of the REM stage is too make sure everything is working EEG Stages of Sleep - brain changes to alpha waves ~20 seconds b4 u fall asleep - alpha waves can be creates through meditation and when your in 'the zone' - brain distracted by nothing - Stage 1: can be woke
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