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Lecture 14

Unit 2 - Lecture 14 - Consciousness Class Notes.docx

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Department
Psychology
Course
PSYO 1011
Professor
n/a
Semester
Fall

Description
PSYO 1011 Consciousness Class Notes 1 Lecture 14: Consciousness October 29, 2009 Chapter 6­ Consciousness: • Characteristics of Consciousness • Circadian Rhythms o Allow us to have a wave sleep cycle in a 24h period • Sleep • Sleep Disorders What is Consciousness? • Our moment to moment awareness of ourselves & our surroundings o The awareness you have currently • Human consciousness is: o Subjective  No 2 people’s consciousness is the same o Dynamic  Ever changing o Self­reflective  Unique characteristic of humans Quantifying Consciousness • Behavioral Assessment • Electroencephalogram • Physiology  States of Consciousness: • Psychodynamic Theory o Sigmund Freud o 3 states of consciousness  Conscious  Preconscious  Subconscious • Cognitive Theory o Controlled & automatic processes are harmonious o Events are either  Conscious  Unconscious o Cognitive Unconscious  Automatic processes • Permit effortless execution of routine tasks • Promotes divided attention o Can do different things simultaneously  i.e.) Driving (unconscious) & talking on a cell phone  (conscious) PSYO 1011 Consciousness Class Notes 2 • Emotional Unconscious o Emotional state influenced by unconscious events o Read textbook examples  Example of unconscious affecting conscious • Woman with brain damage that doesn’t allow her to make new  memories • Doctor shakes hand, no needle, leaves, she doesn’t remember when he  comes back in • Doctor shakes hand, with needle, leaves, she doesn’t remember when he  comes back in but hesitates to shake hand • Modular Mind o Not one portion of the brain serves all types of consciousness o All different types of consciousness are represented by different parts of the brain o Consciousness is not a single entity  Perception  Emotion  Problem solving o How do we know brain activity produces consciousness  William Newsome • Monkey placed in front of computer screen o Rewarded for looking at screen • Show monkeys stimulus o Dots moving in a circle • Ask monkey to report conscious perception by 
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