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Psych 100 > Chapter 6 - Consciousness > Flashcards

Chapter 6 - Consciousness Flashcards

(82 cards)

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1
Q

Consciousness

A

Self-awareness and stream of flowing thoughts

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2
Q

States of consciousness

A

Level of awareness of our extrernal surroundings

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3
Q

Contents of consciousness

A

Specific thoughts we are aware of

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4
Q

Inattention blindness

A

We don’t notice something even though it is detectable because we weren’t paying attention (gorilla video)

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5
Q

Reticular formation

A

helps us be awake and conscious

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6
Q

Thalamus & hypothalamus

A

Information processing

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7
Q

Cerebral cortex

A

important for the awareness aspects of consciousness

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8
Q

Damage to reticular formation

A

loss of consciousness

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9
Q

Damage to hypothalamus

A

Disturbance of alertness

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10
Q

damage to thalamus

A

lack of conscious awareness

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11
Q

damage to cerebral cortex

A

lack of awareness

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12
Q

When does conscious awareness develop?

A

18 months

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13
Q

When does full conscious awareness develop?

A

22 months

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14
Q

Preconsciousness

A

level of awareness which information can become readily available

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15
Q

Automatic behaviors

A

processes are easy to bring to mind (brushing teeth)

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16
Q

Unconscious state

A

information is not easily accessible

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17
Q

Explicit memory

A

knowledge we are fully aware of

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18
Q

Implicit memory

A

knowledge we have stored we are not aware of

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19
Q

Adaptive theory of sleep

A

organisms sleep for self-preservation (hide from predators)

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20
Q

Restoration theory of sleep

A

we sleep to restore brain and body

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21
Q

Circadian rhythm

A

biological clock - patterns of feelings sleepy or aware that can correspond to daylight and night

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22
Q

Suprachiasmatic nucleus

A

group of neurons responsible for coordinating rhythms of the body

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23
Q

Why does artificial lighting have an impact on sleep quality?

A

photoreceptors send message to SCN about daylight - releases dopamine and melatonin keeping you awake

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24
Q

How long is a sleep cycle

A

90-100 min

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25
How many stages does one cycle have
5 stages
26
Stage 1
a few minutes - alpha waves change to theta waves - transition from wakefulness and sleep
27
Stage 2
15 - 20 mins - more relaxed - sleep spindles
28
Stage 3
Deep sleep - delta waves
29
Stage 4
low heart rate, blood pressure, and breathing
30
What stage of sleep is sleepwalking likely?
Stage 4
31
Stage 5
REM sleep
32
What is the pre-sleep period also known as
Hypnagogic state
33
Hypnagogic state
Alpha waves, hallucinations, jerks
34
REM sleep
jagged brain wave patterns increased heart rate irregular breathing dreaming
35
Information processing theory of dreaming
dreams can help us solve problems and process information from the day
36
Freudian dream theory
Dreams express our unconscious wishes and desires
37
nightmares
dreams filled with intense anxiety
38
dream disorder anxiety
frequent distressing nightmares
39
lucid dreams
sleeper can control dreams and are aware when dreaming
40
Day dreams
fantasies that occur while awake but not fully conscious
41
What age group spends more time REM
Children - due to development
42
Insomnia
Difficulty staying asleep and going to sleep Common in older people with medical conditions
43
Most common sleep disorder
insomnia
44
Second most common sleep disorder
sleep apnea
45
Sleep apnea
stops breathing during sleep causing multiple awakenings
46
Which sleep disorder can cause cardiac arrest
sleep apnea
47
excessive daytime sleepiness
chronically tired even after well rested
48
narcolepsy
urge to fall asleep, suddenly falls into rem sleep (15 mins)
49
delayed sleep phase syndrome
long delay in ability to fall asleep
50
Advanced sleep phase syndrome
can only all asleep between 6-9pm and 2-5am
51
Restless leg syndrome
urge to move legs before sleeping
52
periodic limb movements of sleep
strong urge to move legs during sleep
53
when is sleepwalking most likely to occur
during first three hours of sleep
54
night terrors
child wakes up in panic and instantly goes back to bed
55
cause of insomnia
stress
56
Which sleep disorders can be caused by genetics
Night terrors, narcolepsy
57
Which stages of sleep do night terrors occur in
3 and 4
58
REM sleep behavior disorder
acting out a dream in bed while sleeping
59
Which sleeping disorder does not have a cure
Narcolepsy
60
Which sleep disorder is inherited
sleepwalking
61
Hypnosis
altered state of consciousness which includes: relaxation, and intense focus
62
Divided consciousness theory
awareness splits in two 1) responds to hypnotists suggestion 2) processes pain less consciously
63
Social/cognitive theory
participant believes in hypnosis and works hard to ignore the pain
64
psychoactive drugs
chemicals that affect awareness, perception, and mood
65
addiction
psychological or physical urge to take a drug
66
tolerance
needing larger doses to get the sam effect
67
withdrawal symptoms
side effects of reducing intake of a drug after addiction
68
depressants
slows the activity in the CNS to reduce tension
69
sedative-hypnotics
produces relaxation and drowsiness - relieves anxiety
70
opioids
reduces pain and emotional tension - produces calming feelings
71
examples of opioids
heroin, morphine, codeine and OxyContin
72
examples of sedative-hypnotics
xanax, ativan
73
Stimulants
increases activity of the CNS
74
Examples of stimulants
caffeine, nicotine, cocaine, amphetamines
75
Cocaine
increase energy and alertness reduces memory, attention, decision making
76
amphetamines
increase energy and alertness and reduce appetite
77
Hallucinogens
produce perceptual distortions called hallucinations
78
Examples of hallucinogens
LSD, Cannabis
79
LSD
strengthens visual perceptions (illusions and hallucination)
80
Cannabis
Produces a mixture of hallucinations, depressants, and stimulant effects
81
Reward-deficiency syndrome
people might abuse drugs because their reward centre is not activated by usual life events
82
Example of cannabis
marijuana

Psych 100 (8 decks)

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