Podcast
Questions and Answers
Within the framework of consciousness studies, what is the most compelling critique against the Cartesian theater?
Within the framework of consciousness studies, what is the most compelling critique against the Cartesian theater?
- It does not account for the cognitive impenetrability of certain automatic behaviors, such as breathing, which occur independently of conscious monitoring.
- It implies a linear, sequential processing model, failing to capture the parallel and distributed nature of neural processing involved in consciousness.
- It inaccurately posits a singular, localized area, like the pineal gland suggested by Descartes, where consciousness converges, contradicting distributed processing models. (correct)
- Its dependence on subjective reporting, such as introspection, undermines the possibility of intersubjective verification, rendering its empirical investigation impossible.
How does the philosophical concept of qualia challenge the materialist perspective on consciousness?
How does the philosophical concept of qualia challenge the materialist perspective on consciousness?
- The infinite regress problem inherent in materialism necessitates the introduction of qualia as a stopping point, precluding any further reduction.
- Materialism cannot account for the observed time delay between neural events and subjective experience, thus creating a loophole for non-physical influences.
- Qualia necessitate the existence of a 'hard problem' that will forever be outside the realm of scientific inquiry, because we are limited to physical measurements.
- Qualia, as fundamental subjective experiences, resist reduction to mere physical properties due to their inherently first-personal, incommunicable nature. (correct)
In what way does the 'hard problem' of consciousness fundamentally differ from other 'easy' problems in cognitive science?
In what way does the 'hard problem' of consciousness fundamentally differ from other 'easy' problems in cognitive science?
- 'Easy' problems are merely descriptive, focusing on what the processes are, whereas the 'hard problem' focuses on why this experience occurs at all.
- The 'hard problem' involves subjective experience, which is non-quantifiable, whereas 'easy' cognitive science problems can be addressed with quantitative, objective methods.
- The 'hard problem' requires an interdisciplinary approach incorporating philosophy, neuroscience, and quantum physics, whereas 'easy' problems are domain-specific.
- Easy problems are empirically tractable with tools such as fMRI, EEG, etc., while the 'hard problem' hinges on bridging the explanatory gap between objective and subjective realities. (correct)
Which of the following critiques most directly undermines the validity of interpretations derived from dream analysis?
Which of the following critiques most directly undermines the validity of interpretations derived from dream analysis?
How does the phenomenon of choice blindness challenge traditional notions of conscious awareness and decision-making?
How does the phenomenon of choice blindness challenge traditional notions of conscious awareness and decision-making?
What primary cognitive function does dichotic listening paradigm primarily target, considering the characteristics of consciousness?
What primary cognitive function does dichotic listening paradigm primarily target, considering the characteristics of consciousness?
In the context of attentional models, what epistemological issue is introduced by late selection models?
In the context of attentional models, what epistemological issue is introduced by late selection models?
Which neurocognitive mechanism is most directly implicated when a patient with unilateral visual neglect fails to acknowledge an object in their left visual field, despite intact visual pathways?
Which neurocognitive mechanism is most directly implicated when a patient with unilateral visual neglect fails to acknowledge an object in their left visual field, despite intact visual pathways?
How does the phenomenon of blindsight provide evidence for the dissociation of consciousness and perceptual processing?
How does the phenomenon of blindsight provide evidence for the dissociation of consciousness and perceptual processing?
What is the most accurate interpretation of the relationship between consciousness and underlying neurobiological processes?
What is the most accurate interpretation of the relationship between consciousness and underlying neurobiological processes?
What is the most accurate conclusion about the evolutionary rationale for consciousness in higher-order organisms?
What is the most accurate conclusion about the evolutionary rationale for consciousness in higher-order organisms?
In what key manner does sleep deprivation exert its detrimental effects on cognitive function?
In what key manner does sleep deprivation exert its detrimental effects on cognitive function?
Which of the following offers the most substantiated critique against the claim that hypnosis enables access to veridical (truthful) memories?
Which of the following offers the most substantiated critique against the claim that hypnosis enables access to veridical (truthful) memories?
Considering the role of mirror self-recognition in assessing self-consciousness, what limitation should be accounted for?
Considering the role of mirror self-recognition in assessing self-consciousness, what limitation should be accounted for?
What is the nature of the relationship between activity within the amygdala and fear in typical dream experiences?
What is the nature of the relationship between activity within the amygdala and fear in typical dream experiences?
If an expert swimmer reported the subjective experience of 'becoming one with the water' due to the immersion, what would be the most accurate state to account for this experience?
If an expert swimmer reported the subjective experience of 'becoming one with the water' due to the immersion, what would be the most accurate state to account for this experience?
What is the MOST accurate explanation underlying the action of stimulant drugs on consciousness?
What is the MOST accurate explanation underlying the action of stimulant drugs on consciousness?
A drug that was developed for human benefit but has detrimental cognitive side effects can be categorized most completely as which of the following?
A drug that was developed for human benefit but has detrimental cognitive side effects can be categorized most completely as which of the following?
Within the context of the text, what is the distinction between the cognitive unconscious and the dynamic unconscious originally proposed by Freud?
Within the context of the text, what is the distinction between the cognitive unconscious and the dynamic unconscious originally proposed by Freud?
When the rubber hand illusion has been presented on a subject, and they began to perceive touch as emanating from the hand, what should be added to further improve spatial embodiment?
When the rubber hand illusion has been presented on a subject, and they began to perceive touch as emanating from the hand, what should be added to further improve spatial embodiment?
How can meditation lead to brain change in novice or expert meditators?
How can meditation lead to brain change in novice or expert meditators?
Flashcards
Consciousness
Consciousness
A person's subjective experience of the world and the mind.
Hard problem of consciousness
Hard problem of consciousness
Difficulty of explaining how subjective experience could ever arise.
Phenomenology
Phenomenology
How things seem to the conscious person, in terms of the quality of experience.
Homunculus problem
Homunculus problem
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Anthropomorphism
Anthropomorphism
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Problem of other minds
Problem of other minds
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Qualia
Qualia
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Materialism
Materialism
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Mind-body problem
Mind-body problem
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Change blindness
Change blindness
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Dichotic listening
Dichotic listening
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Cocktail party phenomenon
Cocktail party phenomenon
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Minimal consciousness
Minimal consciousness
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Full consciousness
Full consciousness
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Self-consciousness
Self-consciousness
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Daydreaming
Daydreaming
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Mental control
Mental control
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Thought suppression
Thought suppression
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Rebound effect
Rebound effect
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Ironic processes
Ironic processes
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Selective attention
Selective attention
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Information bottleneck
Information bottleneck
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Load model
Load model
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Unilateral visual neglect
Unilateral visual neglect
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Balint's syndrome
Balint's syndrome
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Blindsight
Blindsight
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Altered state of consciousness
Altered state of consciousness
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Circadian rhythm
Circadian rhythm
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REM (rapid eye movement) sleep
REM (rapid eye movement) sleep
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Electrooculograph (EOG)
Electrooculograph (EOG)
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Thermoregulation
Thermoregulation
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Hypnotic Analgesia
Hypnotic Analgesia
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Psychoactive drug
Psychoactive drug
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Study Notes
Consciousness
- Consciousness is a person's subjective experience of the world and the mind
- The defining feature is experience itself
- It is utterly private; impossible for one person to experience another's
Chapter 8 Learning Objectives
- Describe four characteristics of consciousness and some of the major problems of studying it
- Explain the relevance of key notions including the Cartesian theatre, the homunculus, the philosopher's zombie and animal consciousness
- Briefly evaluate the evidence for unconscious processes
- Describe different models of attention with supporting experimental evidence
- Compare and contrast different states of consciousness including sleep, dreaming, drug intoxication and hypnosis
Conscious and unconscious: the mind's eye, open and closed
- Daniel Dennett referred to a 'place in your head' as the Cartesian theatre, where 'you' exist
- It isn't possible to share exactly what's on your mental screen with anyone else
- Researchers cannot measure the actual conscious experience, even with modern scanning techniques
Mysteries of consciousness
- The hard problem of consciousness is the difficulty of explaining how subjective experience could ever arise
- Phenomenology describes the feeling of things in concrete terms of experience
- Consciousness is an evolutionary human property that may be unique
Who's in control?
- The homunculus problem describes the difficulty of explaining consciousness by stating that an internal self is responsible
- If there were a 'mini-me' inside the head, then who is inside the head of the homunculus?
- Science undermines the reality of free will as a force of personal choice
- The we think we did it experience could be a way of keeping track of one's decisions and actions (Wegner, 2002)
The problem of other minds
- The problem of other minds refers to the fundamental inability we have in perceiving the consciousness of others
- Qualia are subjective experiences that are personal and cannot be directly accessed by others
- Materialism: Philosophical position that mental states are a product of physical processes alone
- Others can tell about their qualia, but perhaps they are just saying these things
- Some believe consciousness is simply something that emerges out of the brain
In What is it like to be a Bat?
- Philosopher Thomas Nagel (1974) wondered what it is like flying around in a dark cave, sensing the walls through echoes
- It's hard to imagine consciousness outside of a human context
- Anthropomorphism is the tendency to attribute human qualities to nonhuman things
The Mind-Body Problem
- The mind-body problem is the issue of how the mind and body interact
- Descartes proposed that the mind and soul influence the brain and body through the pineal gland
- Psychologists assume mental events are intimately tied to brain events
- One telling set of studies suggests that the brain's activities precede the activities of the conscious mind
Choice Blindness
- Choice blindness is when people are unaware of their decisions and justify it as if it was already decided
- The conscious mind - the self or soul - is a spin doctor, not the commander-in-chief'
- Many of the intuitions can be easily deconstructed and may even be illusions
The nature of consciousness
- Consciousness has four basic properties (intentionality, unity, selectivity and transience), occurs on different levels, and includes a range of different contents
Four basic properties
- Intentionality is the quality of being directed toward an object
- Change blindness describes the unawareness of significant events changing in full view
- Change blindness reveals that, without attention, we miss much of what is happening
- Maintaining a coherent unity of consciousness makes it difficult to divide attention among differing events
- The scope of one's consciousness is limited, which has implications for what is noticed in the world
- Transience is the tendency of consciousness to change
- Unity is the resistance to divide attention, such that an attempt to multitasking is not possible as each process ultimately suffers
Levels of consciousness
- Psychologists distinguish what level of consciousness can be viewed as a spectrum of mental awareness
- Minimal awareness relates sensations with output action
- Full awareness relates knowing and being able to report mental state
Conscious Contents
- Daydreaming refers to a diversion of the conscious mind in terms of a seemingly purposeless flow of thoughts
- Suppressing the thoughts you don't want often brings them back to mind
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