Consciousness Flashcards

(53 cards)

1
Q

Consciousness

A

Subjective experience of the world and the mind (awareness of sensations, thoughts, feelings we experience at a given moment)

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2
Q

Basic properties of consciousness

A

Intentionality (aim toward an object), unity (resistance to division), selectivity, transience

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3
Q

Selectivity

A

Capacity to include certain objects and exclude others (cocktail party phenomenon)

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4
Q

Cocktail-party effect

A

Tuning in one message while filtering out others nearby

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5
Q

Selective attention

A

Focusing conscious awareness on a particular stimulus

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6
Q

Inattentional blindness

A

Failure to see visible objects when attention is directed elsewhere

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7
Q

Change blindness

A

failure to notice change in environment

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8
Q

Transcience

A

Has tendency to change.

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9
Q

Phenomenology

A

How things seem to the conscious person

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10
Q

Problem of other minds

A

Fundamental difficulty we have in perceiving the consciousness of others

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11
Q

People judge minds according to

A

Capacity for experience (hunger, pain, emotion) and capacity for agency (self control, planning, memory, thought)

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12
Q

Mind-body problem

A

The issue of how the mind is related to the brain and body

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13
Q

Minimal consciousness

A

Low-level sensory awareness and responsiveness that occurs when the mind inputs sensations and may output behavior

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14
Q

Full consciousness

A

Level of consciousness in which you know and are able to report your mental state

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15
Q

Self-consciousness

A

Level of consciousness in which the person’s attention is drawn to the self as an object

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16
Q

Daydreaming

A

State of consciousness in which a seemingly purposeless flow of thoughts comes to mind

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17
Q

Default mode network (DMN)

A

Network of interacting brain regions active when a person is not focused on outside world

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18
Q

Mental control

A

Attempt to change conscious states of mind

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19
Q

Thought suppression

A

Conscious avoidance of thought (often backfires)

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20
Q

Cognitive unconscious

A

Mental processes that give rise to a person’s thoughts, choices, emotions, and behavior even though they are not experienced by the person

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21
Q

Dual process theories

A

Theories that suggest we have two different systems in our brains for processing information: systems 1 and 2

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22
Q

System 1

A

Dedicated to fast, automatic and unconscious processing (walking, 1+1)

23
Q

System 2

A

Dedicated to slow, effortful and conscious processing (245*32, placing orders)

24
Q

Dynamic unconsciousness

A

Active system encompassing a lifetime of hidden memories, the person’s deepest instincts and desires, and the person’s inner struggle to control these forces

25
Repression
Mental process that removes unacceptable thoughts and memories from consciousness and keeps them in the unconscious (yes, Freud said this)
26
Biological rhythms
Periodic fluctuations in biological system, often with physiological implications (bird migration, menstrual cycle)
27
Circadian rhythm
Biological rhythm of about 24 hours.
28
Sleep
Characterized by changes in brain wave activity, breathing, heart rate, body temperature, other physiological functions
29
Blindsight awareness
Conditions in which a person can respond to a visual stimulus without consciously experiencing it
30
Eugene Aserinsky
First to observe rapid eye movements during sleep
31
NREM-1
Brief (5-10 mins), hypnagogic (pre-sleep) sensations, hallucinations may occur
32
NREM-2
20mins, large bursts of brain activity called sleep spindles
33
NREM-3
30mins, big waves of brain activity called delta waves
34
REM
High heart rate, rapid breathing, rapid eye movement (dreams), paradoxical sleep
35
Paradoxical sleep
Muscles immobilized and brain is active
36
Sleepwalking (somnambulism)
Sleep disorder that occurs in slow wave sleep
37
Insomnia
Sleep disorder involving persistent problems in falling or staying asleep (ANS activity)
38
Sleep apnea
Sleep disorder involving inability to breathe during sleep
39
Night terrors
Sleep disorder during NREM-3 where one has intense autonomic arousal and feelings of panic
40
Narcolepsy
Sleep disorder involving sudden, brief attacks of sleep (absence of orexin)
41
Psychoactive drugs
Chemical substances that alter perceptions, mood, and behavior
42
Neuroadaptation
The user's brain chemically adapts to offset drug effect (homeostasis is thrown off)
43
Psychadelics
Scientific renaissance of mind-altering drugs
44
Addiction
Compulsive behavior despite consequences
45
Alcohol
Slows brain activity that controls judgment and inhibitions, disrupts memory information, teen binge drinking causes nerve cell death
46
Opiates
Temporary lessen pain and anxiety, continued use terminates endorphins production
47
Barbiturates
Depress CNS activity, reduce anxiety, prescribed for sleep, lethal with alcohol
48
Stimulant
Excites neural activity and speeds up body functions
49
Hallucinogens
Distort perceptions and evoke sensory images in the absence of sensory input
50
Examples of stimulants
Caffeine, nicotine, amphetamine, cocaine, ecstasy
51
Examples of depressant
Alcohol, heroin
52
Examples of opiates
Heroin, morphine
53
Examples of hallucinogens
LSD, marijuana