Consciousness Flashcards

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1
Q

Conscious

A
  • To be awake
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2
Q

Fully Conscious

A
  • Mentally alert and in a clear state
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3
Q

Altered State of Consciousness

A
  • Evident due to changes in mental activity
  • > Shifts of attention
  • > distorted perceptions
  • > shifts in memories
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4
Q

Normal Waking Conscious

A
  • Different to ASC:
  • > Level of awareness
  • > Quality of experiences
  • > Intensity of experiences
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5
Q

ASC: Sleep

A
  • > Naturally recurring state
  • > Characterised by reduced / absent consciousness
  • > Relatively suspended sensory activity
  • > Inactivity of nearly all voluntary muscles
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6
Q

ASC: Daydreaming

A
  • > Visionary fantasy

- > Experienced whilst awake

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7
Q

ASC: Meditation

A
  • > People train their minds a mode of consciousness to realise some benefit
  • > Personal practice
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8
Q

ASC: Hypnosis

A
  • > Induction of a state of consciousness
  • > Person loses power of voluntary action
  • > Highly responsive to suggestion or depiction

Can be used to recover suppressed memories

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9
Q

Waking Consciousness

A
  • > Consciousness experienced in everyday life
  • > Alert and aware of surroundings

-> Stroop effect: Suggests we are not always in control of what we pay attention to.

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10
Q

Waking Consciousness: Pain

A

Unpleasant feeling associated with damage / irritation to body

-> Treatments are medication, cognitive / behavioural techniques

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11
Q

Waking Consciousness: Selective Attention

A
  • > Focus on something & exclude everything else around us
  • > Directs attention purposefully

-> High levels and low levels of awareness

Gives priority to some stimuli over others

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12
Q

Waking Consciousness: Divided Attention

A
  • > Attention is divided b/w numerous tasks

- > Stimuli demands the same / less attention as each other

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13
Q

Waking Consciousness: Habituation

A
  • > Predictable & unchanging stimuli fail to command attention
  • > Repetitive stimuli is ignored e.g. fridge humming
  • > All of these occur frequently and person learns to block noise
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14
Q

Waking Consciousness: Dishabituation

A
  • > Change in events that causes us to become aware of them

- > Change in repetitive stimuli

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15
Q

Amplitude

A
  • Size of peaks and troughs from a baseline of no activity
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16
Q

Frequency

A

of brain waves per second

17
Q

Measuring States of Consciousness

A

Brainwaves: EEG
-> Records amplitude and frequency

-> Frequency decreases as consciousness decreases

Heart Rate

  • > Greater heart rate, greater state of arousal
  • > Done through taking pulse
  • > Exercise, fear / drugs can stimulate heart rate
  • > Meditation = decrease

Body Temperature

  • > Drugs can increase body temp.
  • > Measured through skin of fingers

Galvanic Skin Response

  • > Change in electrical conductivity of skin
  • > Perspiration inc. electrical conductivity
  • > Measured by attaching electrodes to hairless parts of body
18
Q

Distortions of Perception

A

Stimuli and experiences lead to things being expected

-> these inc. level of attention, level of awareness, subsequent response

19
Q

Perceptual Expectancy

A

A readiness to respond in a certain way because previous experiences

20
Q

Multi- Lyer Illusion

A

2 lines of equal length, different shaped ends

  • > illusion occurs because eyes look in wrong place
  • > Eyes are drawn past the lines w/ feather tails to make line look longer

criticism: eyes dont move in different directions