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Intro to Pysch > Consciousness > Flashcards

Consciousness Flashcards

1
Q

Define consciousness

A

Mental awareness of internal, external events; continuous stream of thoughts, feelings, sensations, perceptions

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2
Q

Define unconsciousness

A

No awareness

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3
Q

Define selective attention

A

Awareness only focused on things relating to your goals in the moment while tuning everything else out (limited)

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4
Q

What causes a seperation between awareness and consciousness

A

Meditation
Drug use
Hypnosis
Sleep deprivation

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5
Q

Define mind wandering

A

Brain shifting focus from task at hand to other distractions

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6
Q

What factor can influence driving to the point of similarity with driving under substance influnce

A

Cell phones, even hands free

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7
Q

Are drunk driver or texters and drivers more likely to drive aggresively

A

Drunk aggresive, texters sluggish

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8
Q

Define automaticity

A

Performing tasks with minimal conscious awareness (similar to habits); can therefore perform many complex habits at once

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9
Q

Define biological clocks

A

Repeating internal cycles regulating physiological responses (menstruation, appetite, sleep, etc)

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10
Q

Define circadian ryhthm

A

Biological clock synchronized with 24hour day cycle

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11
Q

Define diurnal

A

Awake during the day (Humans)

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12
Q

What does the circadian rythm affect in the morning

A

Increased bod temp, cortisol, BP

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13
Q

What does the circadian rythm affect at night

A

Increases melatonin

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14
Q

Which region of the brain stimulates the circadian rythm + how

A

SCN: suprachiasmatic nucleus, through light, triggering pineal gland to dec/inc melationin

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15
Q

How are the stages of sleep distincted

A

Determining changes in electrical activity in brain + physiological body responses

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16
Q

What are the 4 sleep stages

A
  1. Light sleep (can be awoken)
  2. Start of real sleep
  3. Start of deep sleep
  4. Deep sleep
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17
Q

What happens to the body while you’re asleep

A

HR, breathing slows
BP/Brain activity decreases
NREM

18
Q

Define REM

A

Rapid-eye movement/active sleep
Muscles paralyzed
Fast HR
Increased brain activity
Vivid dreams

19
Q

What are the functions of REM

A

Maturing infant brains
Processing info, learning, memory consolidation
Helps form new synapses in brain

20
Q

What are the functions of NREM

A

Growth
Repair, restore body
More cells

21
Q

What are the effects of sleep deprivation

A

Fatigue
Impaired concentration, creativity, communication
Obesity
Surpressed immune system
Slowed performance

22
Q

What is increased when sleepy during the day

A

Cortisol (stress)

23
Q

What are two treatements to sleep deprivation

A

Light therapy (artificial light)
Melatonin (regulates circadian ryhtms)

24
Q

What influences whether you are a morning or night person

A

Inherited genetic circadian rhythms regulating body temp

25
Q

What are the 3 types of dreams + characteristics

A

REM: vivid, story like, emotional, bizarre
NREM: thought- like
Lucid: awareness of dream

26
Q

What are the 4 theories on dream interpretation

A
  1. Psychoanalytic
  2. Cognitive
  3. Activation-synthesis
  4. Entering spiritual world
27
Q

Define the psychoanalytic dream theory

A
  • Freud
  • Wish fulfillement
  • Expresses unconscious desires
  • Dream symbols
28
Q

Define the cognitive dream theory

A

Improves information processing

29
Q

Define the activation synthesis dream theory

A
  • Allan Hobson
  • Brain making sense of random firing of cells during REM
  • Prefrontal cortex toff
  • Visual cortex, limbic system on
30
Q

What are the 3 major sleep disorders

A

Insomnia
Narcolepsy
Sleep apnea

31
Q

Define insomnia

A

Persistent problems falling/staying asleep, waking up

32
Q

Define narcolepsy

A

Incurable sleep disorder
Excessive daytime sleepiness
Uncontrollable REM sleep attacks

33
Q

Define sleep apnea

A

Repeated breathing stopping during sleep, forcing indiv to wake up

34
Q

What are the 4 types of parasomnias (abnormal disturbances)

A
  1. Nightmares
  2. Night terrors
  3. Sleepwalking
  4. Sleep talking
35
Q

Define nightmares

A

Frightening dreams occuring near end of REM

36
Q

Define night terrors

A

Stage 3-4
Abrupt awakenings during NREM
Feelings of panic
Increased HR

37
Q

Define sleepwalking

A

Somnambulism
Stage 3
Accompanies night terros
NREM, early in sleep

38
Q

Define sleep talking

A

Somniloquy
Occurs in any stage, usually NREM

39
Q

Define REM behaviour disorder

A

Muscle not paralyzing, sleeper acts out dreams, most common in males

40
Q

Who is more likely to be affected by insomnia

A

Men
Older people
Overweight people
Snorers

41
Q

Why do we dream

A

To understand recent experiences

Intro to Pysch (10 decks)

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