Defining Consciousness:
CHAPTER 3 OVERVIEW
Hypnosis
Module 8 : Basic Consciousness Concepts - Hypnosis Social interaction in which
Module 9: Sleep and Dreams one person (the hypnotist) suggests
Module 10: Drugs and consciousness to another (the subject) that certain
perceptions, feelings, thoughts, or
behaviors will spontaneously occur
Chapter 3: Consciousness and
two-track mind Uses
- Lessen pain
Module 8 : Basic Consciousness - Reduce emotional distress,
Concepts unpleasant thinking, social rejection
pain
Basic Consciousness Concepts: - Aid in weight loss; psychotherapy
Defining Consciousness (part 1)
Altered States of Consciousness
● 1880s: Psychology defined as
description; explanation of states of
consciousness
● First half of twentieth century:
Direct observation of behavior
● 1960s: Consciousness nearly lost;
science of behavior
● After 1960s: Mental concepts
Basic Consciousness: Cognitive
reemerged; neuroscience advances
Neuroscience
linked brain activity (study of
consciousness altered by hypnosis,
Cognitive neuroscience
drugs, and meditation); importance
- Interdisciplinary study of brain
of cognition
activity linked with mental processes
● Today: Under influence of cognitive
psychology, neuroscience, and
Cognitive neuroscientists
cognitive neuroscience,
- Explore and map conscious cortex
consciousness reclaims its place as
function and can sometimes “read”
important research area.
minds
● Consciousness: Subjective
- Suggest that consciousness arises
awareness of self and environment
from synchronized brain activity
● Conscious awareness
- Helps make sense of life
Basic Consciousness Concepts:
- Focuses attention when
Consciousness and Selective Attention
learning a behavior
- Fluctuates between different
Selective attention
states of consciousness
, September 5, 2024 | PSY 1013 Notes from PPT and Discussion
- Focusing conscious awareness on a
particular stimulus
- Cocktail party effect
Inattentional blindness
- Failure to see visible objects when
attention is directed elsewhere
- Inattentional numbness
Change blindness Dual Processing: The Two-Track Mind
- Failure to notice changes in the (part 1)
environment; form of inattentional
blindness Dual processing
- Information is often simultaneously
Selective Attention and Accidents processed on separate conscious
(explicit) and unconscious (implicit)
Rapid toggling between activities is tracks.
common today. - Perceptions, memory, attitudes, and
- 60 percent of U.S. drivers read or other cognitions are affected.
sent a text message or viewed a
phone map while driving in the last Blindsight
month. - Person can respond to a visual
- Multitasking distracts brain stimulus without consciously
resources allocated to driving; brain experiencing it.
activity decreases, on average, 37 - Visual perception track enables us
percent when conversation occurs. “to think about the world” — to
recognize things and to plan future
Selective Attention and Inattentional actions.
Blindness - Visual action track guides our
moment-to-moment movements.
Inattentional blindness
- Failure to see visible objects when When the Blind Can “See”
attention is directed elsewhere
In this demonstration of blindsight and the
Change blindness two-track mind, researcher Lawrence
- Failure to notice changes in the Weiskrantz trailed a blindsight patient down
environment, a form of inattentional a cluttered hallway.
blindness
Although told that the hallway was empty,
the patient meandered around all the
obstacles without any awareness of them.