SLEEP AS A PSYCHOGICAL CONSTRUCT Flashcards

(9 cards)

1
Q

the consciousness continuum:

A

visual representation of the different states of consciousness from low levels of awareness to high levels of awareness.
consciousness can be divided into two types: Altered state of consciousness and normal walking stage of consciousness

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2
Q

the conscious continuum as a visual representation states:

A

normal walking consciousness (MOST AWARE):
Focused attention
Relaxed state
Daydreaming
Drowsy
Meditation
Sleep
Alcohol-induced
Anaesthetised
Coma

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3
Q

Normal walking consciousness:

A
  • involves awareness on feelings, thoughts and behaviors
  • internal and external events
  • individual is awake and aware
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4
Q

Altered state of consciousness:

A
  • characteristically different from walking consciousness - awareness, feelings and behavior
  • occur naturally (i.e. daydreaming), interventions (i.e. medication)
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5
Q

HYPNOGRAM:

A

graph that represents the time period of each stage of sleep.
- typically follows a 90-minute cycle (ultradian)
ultradian - any cycle under the 24hr in our body is considered ultradian

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6
Q

stages of hypnogram?

A

NREM:
Stage 1 (NREM 1): light sleep, easily awakened, muscles relaxed
Stage 2 (NREM 2): light sleep, heart rate slows, body temp drops
Stage 3 (NREM 3): deep sleep, hard to wake up

REM:
- dreaming occurs
- body is paralyzed to prevent acting out dreams
- brain becomes more active

NREM tends to decrease as the night progresses, while REM periods increase
Adults spend about 80% in NREM and 20% in REM

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7
Q

sleep:

A

naturally occurring altered state of consciousness that is necessary for restoration and rejuvenation.
- loss of awareness

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8
Q

NREM:

A
  • type of sleep
  • lack of rapid eye movement
  • subdivided into 3 stages
    Stage 1 (NREM 1): light sleep, easily awakened, muscles relaxed
    Stage 2 (NREM 2): light sleep, heart rate slows, body temp drops
    Stage 3 (NREM 3): deep sleep, hard to wake up
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9
Q

REM:

A
  • type of sleep
  • rapid eye movement
  • high levels of brain activity and low levels of physical activity
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